根据被研究对象所包括的范围、特点的不同，社会调查可分为( )等。

A:全面调查
B:分段调查
C:抽样调查
D:典型调查
E:个案调查

参考答案：ACDE

Mr. Johnson has a habit of asking questions _________.

You′ll find yourself thinking about nothing _________when you′re very nervous.

Of the people who work here, _________ are French and _________ English.

Britain_________ for control of the sea in the 17th century.

Which of the following best describes the relation between night and knight

Tom is snobbish, always _________the influential people."

_________ is the main rhyming pattern in the sentence"Alice′s aunt ate apples and acornsaround A ugust. "

The main difference between/m/and/n/lies in _________.

简述教材在英语教学中的两个作用，列出教师使用教材的三点注意事项。

If a teacher asks students to talk about their hobbies in groups, he/she is trying toencourage_________．

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