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问题 选择题

下列判断正确的是（　　）

A．1.61×104精确到百位

B．3.6万精确到十分位

C．300有一个有效数字

D．0.720有两个有效数字

答案

A、1.61×104=16100，末尾数字1在原数的百位，所以精确到百位，正确．

B、3.6万精确到千位，错误；

C、300有3个有效数字，错误；

D、0.720有3个有效数字，错误．

故选A．

听力题

单词拼写

小题1:To keep safe, everyone    __     to wear a seat belt in the car now. (tell)

小题2:---Do you know the places of interest in Wuxi ?

--Yes, it is the second time I ___________ the beautiful city. (visit )

小题3:To do this would be to cut the foot to fit the shoe. ( cut )

小题4:---What's the terrible noise?  ---The neighbours _____________  for the party. (prepare)

小题5:The little girl thought that her decision ___________ her future study in college and her future job as well. (affect)

小题6:The sports meeting they were looking forward to __________ yesterday. ( hold)

小题7:— Where were you last night?

— I was in the library. I ___________ some information on the Internet. (search)

小题8:My wife advised ___________ to the south,but I couldn’t take her advice. (move)
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单项选择题

（）认为，接受学习并非都是机械的、发现学习并非都是有意义的。

A.加涅

B.布鲁纳

C.奥苏伯尔

D.罗杰斯
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