Now most families have only one child _____ the one-child policy.
A.because
B.because for
C.because of
---Have you finished your homework_____?
---No, not_____.
| A．already, already | B．yet, yet | C．already, yet | D．yet, already |
Please ask ___________. He may know which one is __________.
| A．he, your | B．him, yours | C．his, you | D．him, your |
Would you like _____________ to drink?
| A．buying something | B．to buy something |
| C．buying anything | D．to buy anything |
---_____________ are they?
--- They are fine.
| A．Where | B．What | C．Who | D．How |
This is _____ best kind of _____ pen you can get here.
| A．the, the | B．the, a | C．the, 不填 | D．a, the |