What does blood do for us? It brings food to all parts of our bodies and takes waste away from them. All parts of our bodies are made of cells. These cells are very small. They all need all the time. No one could make pictures of cells because no one could see them.
What makes the blood move round the body? The heart is a pump. It pumps the blood and sends it round the body. The heart has rooms with doors between them. It pumps blood in and out through these doors by changing the size of the rooms so that the doors are opened and shut. The heart keeps a stream of blood going all around the body and back again to itself. The heart is a very important part of one's body. When it stops beating, one will die.
【小题1】Blood is important to our body because it can         

What does blood do for us? It brings food to all parts of our bodies and takes waste away from them. All parts of our bodies are made of cells. These cells are very small. They all need all the time. No one could make pictures of cells because no one could see them.

What makes the blood move round the body? The heart is a pump. It pumps the blood and sends it round the body. The heart has rooms with doors between them. It pumps blood in and out through these doors by changing the size of the rooms so that the doors are opened and shut. The heart keeps a stream of blood going all around the body and back again to itself. The heart is a very important part of one's body. When it stops beating, one will die.

1.Blood is important to our body because it can         

2.What does the underline word "microscope" mean in Chinese?

3.According to the passage, a pump is used to         

What does blood do for us? It brings food to all parts of our bodies and takes waste away from them. All parts of our bodies are made of cells. These cells are very small. They all need all the time. No one could make pictures of cells because no one could see them.
What makes the blood move round the body? The heart is a pump. It pumps the blood and sends it round the body. The heart has rooms with doors between them. It pumps blood in and out through these doors by changing the size of the rooms so that the doors are opened and shut. The heart keeps a stream of blood going all around the body and back again to itself. The heart is a very important part of one's body. When it stops beating, one will die.

1. 1.

   Blood is important to our body because it can         

   1. A.
      provide pictures of cells
   2. B.
      bring food and waste
   3. C.
      from a stream
   4. D.
      move around the heart
2. 2.

   What does the underline word "microscope" mean in Chinese?

   1. A.
      显微镜
   2. B.
      探测仪
   3. C.
      放大镜
   4. D.
      摄像机
3. 3.

   According to the passage, a pump is used to         

   1. A.
      open or shut doors
   2. B.
      send something up
   3. C.
      change the size of rooms
   4. D.
      make something in or out

What does blood do for us? It brings food to all parts of our bodies and takes waste away from them．All parts of our bodies are made of cells（细胞）．These cells are very small．They all need food all the time．No one had seen cells before the invention of microscope．No one could make pictures of cells because no one could see them．

What makes the blood move round the body? The heart does．The heart is a pump．It pumps the blood and sends it round the body．The heart has rooms with doors between them．It pumps blood in and out through these doors by changing the size of the rooms so that the doors are opened and shut．The heart keeps a stream of blood going all around the body and back again to itself．The heart is a very important part of one’s body．When it stops beating，one will die．

1．Blood is important to our body because it can ________．

A．provide pictures of cells                              B．bring food and take waste

C．form a stream                                            D．move around the heart

2．What does the underlined word“microscope”mean in Chinese?

A．显微镜                   B．探测仪                   C．放大镜                   D．摄像机

3．According to the passage，a pump is used to ________．

A．open or shut doors                                      B．send something up

C．change the size of rooms                             D．make something in or out

What does blood do for us? It brings food to all parts of our bodies and takes waste away from them．All parts of our bodies are made of cells（细胞）．These cells are very small．They all need food all the time No one had seen cells before the invention of microscope．No one could make pictures of cells because no one could see them．

What makes the blood move round the body？The heart does．The heart is a pump．It pumps the blood and sends it round the body．The heart has rooms with doors between them．It pumps blood in and out through these doors by changing the size of the rooms so that the doors are opened and shut．The heart keeps a stream of blood going all around the and back again to itself．The heart is a very important part of one’s body．When it stops beating，one will die．

1．Blood is important to our body because it can ________．

A．provide pictures of cells                              B．bring food and take waste

C．form a stream                                            D．move around the heart

2．What does the underlined word“microscope”mean in Chinese?

A．显微镜                   B．探测仪                   C，放大镜                   D．摄像机

3．According to the passage，a pump is used to ________．

A．open or shut doors                                      B．send something up

C．change the size of rooms                            D．make something in or out

What does blood do for us? It brings food to all parts of our bodies and takes waste away from them. All parts of our bodies are made of cells(细胞). These cells are very small. They all need food all the time. No one had seen cells before the invention of microscope. No one could make pictures of cells because no one could see them.

What makes the blood move round the body? The heart does. The heart is a pump. It pumps the blood and sends it round the body. The heart has rooms with doors between them. It pumps blood in and out through these doors by changing the size of the rooms so that the doors are opened and shut. The heart keeps a stream of blood going all around the body and back again to itself. The heart is a very important part of one’s body. When it stops beating, one will die.

1．Blood is important to our body because it can           .

       A．provide pictures of cells                       B．bring food and take waste

       C．form a stream                                     D．move around the heart

2．What does the underlined word “microscope” mean in Chinese?

       A．显微镜               B．探测仪                C．放大镜               D．摄像机

3．According to the passage, a pump is used to        .

       A．open or shut doors                               B．send something up

       C．change the size of rooms                      D．make something in or out

英语趣味阅读

　　What is blood? It is the red liquid which comes out of your finger when you cut it.

　　There are about thirteen pints (品脱) of (1) in a man' sbody. He can (2) a pint of blood at a time (3) the blood bank forthe use of (4) who may need it. A healthy body makes up (补充上)the pint of blood (5) .

　　What does blood (6) for us? It (7) food to (8) of our bodies and takes waste (9) from them. All parts of our bodies are made up of cells (有细胞组成) . These cells , which are very small , all need food (10) . No one (11) cells before the invention of microscope (显微镜). Before them no one could make pictures of cells (12) no one could see them.

　　What makes the blood (13) round the body? The heart send sit round. (14) man's heart is the size of his shut (合上)hand.

　　The heart is pump (泵) . It pumps blood and sends it round the body. The heart (15) four rooms with doors between them. It pumps blood in and out (16) these doors by changing the size of the rooms so that the doors (17) and shut. The heart keeps as tream(一般)of blood (18) all round the body and back again to itself. The heart is a very (19) part of one's body. When it stops (20) ,one will die.

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