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问题 选择题

下列地貌与成因的连线，正确的是[ ]

A．黄土高原沟壑纵横—风力沉积

B．云南的路南石林—流水侵蚀

C．华北平原—地壳下沉后流水冲刷作用

D．挪威的峡湾海岸—海浪侵蚀

答案

答案：B

排序题

读一读，将序号标在括号内。

( ) We had rice,vegetables and fish.

( ) What did you drink?

(  1 ) What did you have for dinner yesterday?

( ) What are you going to have today?

( ) I drank some juice. My father drank some tea.

( ) We are going to have rice,meat and vegetables.
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单项选择题 A1/A2型题

理想的印模材料应该具备的性能是（）

A.良好的生物安全性

B.良好的流动性、弹性、可塑性

C.适当的凝固时间

D.强度好，良好的准确性、形稳性

E.以上均是
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