－________students are there in your class?
－There are 56.
| A．How many | B．Who | C．What | D．When |
The girl devoted all her time she had_______ others.
| A．to help | B．helping | C．to helping | D．helped |
_______ he brought us!
| A．What a good news | B．What good news |
| C．How good news | D．How good a news |
There are many trees on_______ side of the street, and_______ of the trees is still growing.
| A．both; the number | B．either; the number |
| C．both; a number | D．either; a number |
It's silly_______ you_______ other's homework.
| A．of; copy | B．for; copy | C．of; to copy | D．for; to copy |
Much more attention should_______ when we have exams.
| A．pay to | B．be paid to | C．be paid | D．pay |