—____ do the students exercise a week? —Once or twice.
A. How often B. Hong long C. How many times.
---Have you seen ____ pen ? I left it here this morning .
---Is it _____ black one ? I think I saw it somewhere.
| A．a; a | B．a; the | C．the; a | D．the; the |
It is _____ good film that none of us dislike it .
| A．a so | B．so a | C．a such | D．such a |
_____ Lily _____ Lucy may go with you because one of them must stay at home.
| A．Not only ; but also |
| B．Either ; or |
| C．Both ; and |
| D．Neither ; nor |
He took a plane _____ he would get home early .
| A．so | B．so that | C．that | D．such that |
We are not sure if it _____ tomorrow . If it _____, we won’t go hiking .
| A．rains ; rains |
| B．will rain; will rain |
| C．will rain ; rains |
| D．rains ; will rain |