You can’t understand the meaning ________you read the text.
| A．unless | B．if |
| C．because | D．whether |
If the magazine is online, paper.
| A．won’t need | B．doesn’t need | C．won’t be needed | D．hasn’t needed |
Our classroom by us every day!
| A．is cleaning | B．has cleaned | C．must clean | D．is cleaned |
I know, he is kind.
| A．As soon as | B．As long as | C．As far as | D．As well as |
While she, she cut herself.
| A．was cooking | B．cooked | C．had cooked | D．cooks |
The man ______ gave us a talk on science yesterday is a famous scientist.
| A．who | B．whose | C．won | D．Watched |