问题

I often chat with my friends on the Internet.— You are so smart! Will you please tell me____

A: how to do
B:how to do it
C:how to use
D: whencan I use it

正确答案是：

同类题型

Please be ________ .There’s an important meeting inthe next room.

Mary’s being hurt ____ the uncertainty of our winning in the game.

My old neighbour Charles felt__________ after his children moved out．

Oil prices have risen by 32 percent since the start of the year, a record us$ 57.65 a barrel on

Our share of the market has _____sharply this year. [ ]