一篇文章可选用的关键词的数目是（ ）A．1-2个 B．3-5个 C．6-7个 D
题型：单项选择题
问题：
一篇文章可选用的关键词的数目是（ ）
A．1-2个
B．3-5个
C．6-7个
D．8-9个
题型：单项选择题
用括号内所给单词的适当形式填空。
1. When I arrived at the park, I saw those children ______(play) foot
ball on the grass.
2. The headmaster asked us _____(not be) late for school.
3. Can you tell me how _____(get) to the Children Palace?
4. He will call you back as soon as he _____(come) back.
5. The Green family live in the ____(center) part of 
the
village.