试题与答案

焊工在离基础面()米以上,伸手不及处有可能坠落的地点进行施焊时,称为登高作业。 A.

题型:单项选择题

题目:

焊工在离基础面()米以上,伸手不及处有可能坠落的地点进行施焊时,称为登高作业。

A.1.5

B.2

C.4

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B

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题型:阅读理解

阅读理解。

     We've talked about snails (蜗牛) and their slow move. But much of the time snails don't move at all.

They are in their shells-sleeping.   

     Hot sun will dry out a snail's body. So at the least sign of hot sun, a snail draws its body into his shell.

A snail will die in a heavy rain. So when it rains, a snail does the same thing, too. A snail can sleep for as long

as it needs to. It spends all the winter months in its shell, asleep.   

     In spring the snail wakes up. Its body, about three inches long, comes out from the shell. When hungry,

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1. A snail ________.

A. moves more slowly at night 

B. has thousands of feet 

C. doesn't move at all

D. sleeps much of the time

2. In the sentence "A snail draws its body into its shell", the word "draw" means ________.

A. to make with a pencil

B. to push 

C. to pull

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3. From the story, we know ________.

A. a snail's shell is very thin

B. a snail can't see well

C. a snail's nose is quite short

D. a snail's body changes in different seasons

4. A snail goes to sleep when ________.

A. it feels hungry

B. it is put into a paper box 

C. spring is coming

D. it rains heavily

5. Which of the following is TRUE?

A. In spring the snail doesn't eat or move.  

B. A snail has a big mouth.

C. The snail sleeps in its shell most of the time. 

D. The snail's feet help it find food.

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