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     Today is November 8th. It's Mary's birthday. She is thirteen. Jim, Mike, Kate and Bill are all her

friends. They want to buy some presents (礼物) for Mary. So they go to the store next to the school.

There are many things in the shop. They buy a big cake, a pencil case and some nice books. They also

want to buy a T-shirt for Mary, but all the T-shirts are too expensive (贵) and they don't have too much

money.

1.How old is Mary today?

A. She is 12.  

B. She is 13.  

C. She is 11.  

D. She is 10.

2. Mary  has_____ friends.

A. four  

B. three  

C. two  

D. only one

3. _____ is near(旁边) the school.

A. Their home  

B. A  hospital  

C. The store  

D. The farm

4. They want to buy ____for Mary.

A. A big cake  

B. a big cake, a pencil case and some nice books

C. a T-shirt  

D. B and C

5.Do Mary's friends have a lot of money?

A. yes, they do    

B. yes, they have    

C. No, they don't  

D. Sorry, I don't know

国际法制计量组织（OIML）在国际建议标准R117（非水液体测量装置）中指出：油气分离器应能适应各种供液条件。并建议空气或气体对测量结果的影响，对非饮用水和粘度低于1Mpa•s的液体不应超过被测量的（）

A、0.1%

B、0.5%

C、1.0%

D、1.5%