I don’t know _________ the problem.
#49541
A
how deal with
B
how to deal with
C
what to deal with
D
what do with
推荐题目
The room is big enough for us _________ .
#50835
A
to live
B
living in
C
to live in
D
live in
He looks __________. Give him something__________.
#49643
A
tired; to eat
B
angry; to drink
C
hungry; to eat
D
worried; to do
My mother’s birthday is coming, I don’t know _________for her.
#48742
A
what to buy
B
how to wear
C
when to go
D
why to do
The man went into the room, _____ rather strange. 
#50355
A
to look
B
looking
C
looked
D
and looking