You want to buy a computer. Tell your pa

一个梯形的上底与下底的和是22米，高4米，它的面积是______平方米．

How many ______ do you want?[ ]

A. chicken

B. rice

C. vegetables

D. milk

I'm afraid I'll be there _______ five o'clock. It's a little far from here. [ ]

A. on

B. to

C. in

D. after

愕然：吃惊( )

A．动怒：怨恨

B．思想；思考

C．端量：打扰

D．冷漠：冷淡

货车厂、段修时，调整阀质量保证期限为（）。

A.6个月

B.1年

C.1个辅修期

D.1个段修期