用竖式计算 （1）30.7×6.7（2）4.2×1.01=（验算）

A. come up with       B. get along with           C. come top       D.in front of E. Lake a long walk     F. without permission       G.  introduce ... to ...

1. Outgoing people are easy to           .
2. I'm afraid of speaking           many people.
3. If you can't sleep at night, why not           before going to bed?
4. Every time we don't know what to do, my father will             some good ideas.
5. Nobody could take away the books from the library               .

当亚洲高压强盛时

A．北半球为夏季

B．南半球为冬季

C．北京正午太阳高度最大

D．个旧昼短夜长

状态反射在人体运动中起什么作用？

“跳火堆”是除夕时流传较广的一大习俗，请问“跳火堆”源于哪个省份（）

A.山东

B.浙江

C.福建

D.广东

毛 * * 军事思想的科学含义毛 * * 军事思想。