摘要: The teacher reminded the students all the words they didn't know. to look up looking

网址:http://m.1010jiajiao.com/timu3_id_2403845[举报]

Laboratory work is your chance to learn science first-hand. It can be fun but you must be careful to prevent injury. Listen closely when your teacher reads and explains the rules before your first lab lesson.

LABORATORY RULES
Throughout the lesson
Do not enter the science lab without the teacher’s permission.
No food or drinks are to be allowed in the science lab.
Before the Experiment
Read all instructions carefully before every experiment.
Prepare all apparatus (仪器) and arrange them so that you will not knock them over while doing the experiment.
During the Experiment
If you are unsure of how to use any apparatus or how to operate, ask your teacher for help.
Never smell or taste chemicals unless your teacher gives permission.
After the Experiment
Wash all apparatus after use and return them to the places where they were.
Throw waste materials in proper waste baskets.
First Aid
Report all accidents to your teacher immediately.
If you spill (溅出) any chemicals onto your body of clothing, wash with plenty of water and report to your teacher.
【小题1】Your teacher will probably tell you the rules above        the first lab lesson.
A.beforeB.sinceC.duringD.after
【小题2】Before every experiment, you should       .
A.taste the chemicals first
B.clean all the apparatus
C.read all instructions carefully
D.report all the accidents to the teacher
【小题3】When you are not sure how to use all apparatus,       .
A.try them on your ownB.put them back
C.ask your teacher for helpD.read the rules carefully
【小题4】It is clear that you can       .
A.bring food into the lab
B.enter the lab anytime
C.smell chemicals as you like
D.learn science directly in the lab
【小题5】If you get chemicals on the clothing, you can find ways to solve it in the part       .
A.Before the ExperimentB.First Aid
C.During the ExperimentD.After the Experiment

查看习题详情和答案>>

完形填空(本大题有15小题,共15分)

阅读下面短文,掌握大意,然后从A、B、C、D四个选项中选出最佳选项。

One morning, a student was walking with his teacher when they saw a pair of old shoes by the roadside (路边). They thought the shoes might belong  1  a poor man. In fact, the   2  of the shoes was working nearby.

The student wanted to hide (藏) the shoes and see   3  the man would do   4  he couldn’t find them. But the teacher   5  him and said, “ Let’s   6  a coin ( 硬币) in each of the shoes, and watch what he will do.”

The student did so, and then they hid nearby.

The man soon came back to get his  7 , he felt something hard in them. He found the two coins.

Surprise came to his   8 . He looked at the coins for a minute, and then  9 but nobody was there.

He then knelt down (跪下) , looked up to the sky and said   10  aloud, in which he spoke of his  11  wife and children without food.

The student was deeply moved (感动的), with tears in his eyes, “ Dear   12  ,” he said, “You have taught me   13  lesson which I’ll never  14 . I finally understand now: It’s more blessed (神圣的) to   15  than to receive.”

1.                A.to             B.for            C.at   D.behind

 

2.                A.seller          B.owner          C.teacher   D.maker

 

3.                A.how           B.which          C.where    D.what

 

4.                A.although        B.until           C.when D.because

 

5.                A.stopped        B.helped         C.allowed   D.agreed

 

6.                A.play           B.drop           C.put  D.find

 

7.                A.lunch          B.shoes          C.drink D.coat

 

8.                A.hand           B.foot            C.head D.face

 

9.                A.looked around   B.looked after     C.looked like    D.looked at

 

10.               A.yes            B.hello           C.goodbye   D.thanks

 

11.               A.rich           B.poor           C.shy   D.creative

 

12.               A.father          B.mother         C.teacher   D.uncle

 

13.               A.a             B.an             C.the   D.\

 

14.               A.learn          B.forget          C.take  D.remember

 

15.               A.work          B.refuse         C.buy  D.give

 

 

查看习题详情和答案>>

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网