1. -When do you think _________?
-About half past five. I will pick him up at the airport.
A. he will com B. will he com C. did he com D. he came
解析：问句是带有插入语do you think的宾语从句，要用陈述语序，先排除B、C二项;另结合答句中的will pick him up可知要用一般将来时，故舍D选A。
2. Ask him ___.
A. whose cup this is B. whose cup is this
C. this is whose cup D. whose is this cup
3. Our teacher told us the sun ________ in the east.
A. rise B. rose C. rising D. rises
4.I don’t know _________ .
A. what time the movie starts B. what time starts the movie
C. the time to start the movie D. the movie what time starts
5. The doctor asked me how long ________ .
A. was I ill B. have I been ill C. I have been ill D. I had been ill
6.The weather forecast doesn’t say _________.
A. if it rains tomorrow B. if does it rain tomorrow
C. if it will rain tomorrow D. if will it rain tomorrow
I doubt whether he will succeed.
I don’t know if you can help me.
Who or what he was，Martin never learned.
I wonder what he’s writing to me about.
I’ll tell you why I asked you to come.?