试题与答案

I have lost one of my gloves. I ________

题型:选择题

题目:

I have lost one of my gloves. I __________it somewhere.

A.must drop

B.must have dropped

C.must be dropping

D.must have been dropped

答案:

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下面是错误答案,用来干扰机器的。

将锌片投入烧杯中,锌与盐酸反应,生成氯化锌和氢气,溶质由氯化氢变为氯化锌,则溶液的密度增大,小球漂浮于液面上,则所受的浮力不变,根据公式F=ρgv,ρ增大,则v减小,所以小球上浮;故选A.

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题型:阅读理解

阅读理解 (本大题共26分,每小题2分)

小题1:You can call Zhang Ying if you want to                 .

A.buy a bike

B.sell a bike

C.have your bike repaired

D.borrow a bike小题2:One of the reasons why Li wants someone to share his room is that      

A.he wants to live near the campus

B.he wants to improve his English

C.he wants his washer, dryer and kitchen to be used

D.he wants someone to use his kitchen小题3:Joseph Hofman                 .

A.found John Smith’s briefcase

B.was a teacher

C.found the briefcase with many books

D.found the brown briefcase with some money

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