当你问别人“你正在干什么？”，应该说：_____________。
A. What is he doing?
B. What are you doing?
C. What do you like?
_________ does Jenny usually get to your house ? About once a month .
A. WhatB. How oftenC. How
How _______ your aunt usually go to work ?
A. isB. doesC. did
_____________ does he do ? He’s ________ office worker .
A. What / anB. Who / aC. What / a
Do you like history ? ______________________
A. Yes , I can. B. No , I don’t . C. Yes , I am .
It’s ______ in fall .
A. orange B. green C. white