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Laboratory work is your chance to learn science firsthand. 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.
LABORATORYRULES
Throughout the lesson
·Do not enter the science lab without the teacher’s permission.·No food or drinks are to be alowed in the science lab.
Before the Experiment
·Read al instructions carefuly before every experiment.
·Prepare al apparatus（仪器）and arrange them so that you wil 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 smel o
r taste chemicals unless your teacher gives permission.
After the Experiment
·Wash al apparatus after use and return them to the places where they were.
·Throw waste materials in proper waste baskets. First Aid
·Report al accidents to your teacher immediately.
·If you spil（ 溅 出 ）any chemicals onto your body or clothing, wash with plenty of water and report to your teacher.
【小题1】 Yo
ur teacher wil probably tel you the rules above _____ the first lab lesson.
| A．before | B．since | C．during | D．after |
| A．taste the chemicals first |
| B．clean al the apparatus |
| C．read al instructions carefuly |
D．report al the accident s to the teacher |
A. try them on your own
B. read the rules carefuly
C. ask your teacher for help
d. put them back
【小题4】 It i
s clear that you can _____.A． bring food into the lab | |
| B．enter the lab anytime | |
C．smel chemicals as you like | D．learn science directly in the lab |
| A．Before the Experiment |
| B．First Aid |
| C．During the Experiment |
| D．After the Experiment |
- Look, Sue is over there.
- That ____ be her. She is in Canada now.
A. mustn’t B. can’t C. needn’t D. won’t
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先阅读短文，然后用下面方框中所给的单词或短语填空，使全文在逻辑上正确。（提示：选项中有一个是多余的。）
go back / mad / need / mind / hurry up / polite
We asked some people what annoyed them. Here’s what they said:
I don’t like waiting in line when a shop assistant has a long telephone conversation. When that happens, I usualy say, “Would you 1. helping me?”And I don’t like it when shop assistants folow me around. Then I say, “Could you please no folow me around? I’l ask you if I 2. some help.”Usualy the shop assistants say they are sorry, but sometimes they get 3.. If that happens, I won’t 4. to that store again.
I get annoyed when someone talks to me while I’m reading. This happens to me al the time in the school library. When it happens, I usualy talk to the person because I want to be 5.. But because I’m polite, people don’t know I’m annoyed. So they do the same thing again. Perhaps in the future I should try not to be so annoyed.
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When Jenny was old enough, I sent her to a kindergarten（幼儿园）. On the first morning, Jenny spent hours playing by herself. It seemed that she felt very(41).
However, to my joy, Jenny’s classmates always (42) her, “You got al your speling words right today!”In fact, her speling list was the (43). Later, she faced a very painful (44) —— at the end of the term, there was a game which had (45) to do with physical education. But Jenny was (46) in it.
My husband and I were anxious about the day. I wanted to let my child stay home! But my heart wouldn’t let me off that easily. So I (47) a pale, unwiling Jenny onto the school bus.
At the kindergarten, I was quite worried because of her (48) action, Jenny would probably hold up her team. The game went wel until it was time for the sack（麻袋）race. Surely Jenny would find it (49). Now each child had to climb into a sack, jump to the finishing line, return and climb out of the sack. I noticed Jenny standing near the end of her line of players.
But as it was her turn to join, a change took place in her (50). The talest boy behind Jenny placed his hands on her waist（腰）. Two other boys (51) in front of her. The moment the player before Jenny stepped out from the sack, the two boys (52) the sack suddenly and kept it open while the tal boy lifted Jenny and (53) her into it. A girl nearby took her hand and supported her (54) Jenny got her balance. Then she jumped forward, smiling and proud. In the cheers of the teachers, schoolmates and parents, I silently thanked the warm, understanding people in life who made it (55) for my disabled daughter to be like her felow human beings. Then I finaly cried.
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