-- ?
--They are my books.
| A．What are those | B．What is that | C．What is those | D．What is this |
When our parents are not at home, we need to ______ ourselves.
| A．look after | B．look at |
| C．look up | D．look around |
The volunteers kept on searching for the missing people in the earthquake, _____they were hungry and tired.
| A．because | B．but | C．although | D．so |
--- Shall we take a bus to the library?
--- It’s not far. I think we________ take a bus. Let’s walk there.
| A．mustn’t | B．couldn’t |
| C．can’t | D．needn’t |
Stop talking in class,_______ you can’t pass the exam.
A. and B. or C. so
English is very important ,we should learn_______ well.
A. that B. it C. one