We can use QQ to talk with each other online. --Good! Will you please show me ______it?A:what to use B:how to use C:when to use D:where to use
Do you remember what ____ at 11:00a.m yesterday?
When Tom got to my house, my family ___ dinner.
If you don't go, I _______, ______.
I think children today are ____.
The number of the students in our class ____ 70.