I didn’t know __________________. 
#37341
A
how many times he has been to his favourite place of interest
B
why did he go to France
C
What’s the matter with the Ipad bought yesterday
D
who to ask for help when in trouble
推荐题目
I don’t know when my son ________ back. When he_________ back, I’ll call you. 
#37010
A
comes, comes
B
will come, will come
C
comes, will come
D
will come, comes
-Excuse me. Do you know         ? - Last Sunday.
#37247
A
where he would like to visit
B
when he was back home
C
how he came here
D
why did he come to the zoo
.—Could you tell me    ?—Sure. Just go straight and turn left. You can see it on your right.
#39250
A
how I can get to the library
B
where can I find the library
C
how can I get to the library
D
where can I find the library
—Can you tell me __________the book? —Last year. 
#37602
A
when did you buy
B
when do you buy
C
when you buy
D
when you bought