导线布设的形式有（）。

听第10段材料，回答第17至20题 17. What do we know about the Plaza Leon?A.it’s new building. B.it’s a small town. C.it’s public place.

A.it’s
B.it’s
C.it’s
D.

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What can we learn from the last paragraph? A.We should applaud good behabior. B.Technology can neber be blamed C.We should keep pointing out mistakes. D.Technology will take over lives one day.

A.We
B.Technology
C.We
D.Technology
E.

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