—We can use QQ to talk with each other online.—Really? Could you show me ______it? 
#49707
A
what to do
B
how to do
C
when to do
D
why to do
推荐题目
The teacher told me ______ again.
#50236
A
not to late
B
not late
C
not to be late
D
not lating
_________ milk every day. It’s not good for you ________ much coffee.
#50287
A
Drinking; drink
B
Drink; to drink
C
Drinking; to drink
D
Drink; drinking
Maria has _____ trouble _____ math, so she often asks her math teacher for help.
#49150
A
much; understanding
B
no; with
C
many; understanding
D
not; to understand
 If people ________ cutting down the forest, they will have nowhere _______.
#49453
A
keep, to live in
B
will keep, to live in
C
keep, to live
D
will keep, to live
---Why do the people decide ______ these days? ---Because there’s not much to do. 
#49797
A
visit
B
to visit
C
not visiting
D
not to visit