—_____ the population of the U.S.A. in 2005?
—It _____ about 296 million.
A.What is; is B.What was; was
C.How many is; was D.How many was; is
— Can you spare time to come to our Thanksgiving party?
— Well, I don’t know ________
| A．that I can finish my work by then |
| B．if can I finish the work by then |
| C．that can I finish the work by then |
| D．whether I can finish the work by then |
—Don’t copy others’ homework anymore!
—________, Miss Smith.
| A．OK, I will | B．Sorry, I won’t |
| C．OK, I don’t know | D．I don’t think so |
No children_____________to watch this kind of movie because it’s too scary.
| A．should allow | B．shouldn’t be allowed |
| C．should be allowed | D．don’t allow |
-----We can use QQ to talk with each other online.
-----Really? Could you show me _____________it?
| A．what to do | B．how to do |
| C．when to do | D．why to do |
We should keep the classroom_____________and tidy.
| A．clean | B．cleaned | C．cleaning | D．to clean |