You can’t pass the exam ______ you study harder.
| A．unless | B．if | C．when | D．so |
）— Look, what’s that？
— It’s _______ elephant.
A. a B. an C. the
-What do you think of the music in the film Crouching Tiger, Hidden Dragon?
-_______. The composer won an Oscar for the music.
| A．Enjoy yourself | B．Don't mention it |
| C．Pretty good | D．It's hard to say |
- _______ great progress you're made! Congratulations!
-Thank you !
| A．What | B．What a | C．How | D．How a |
Jack, can you lend me some money? I have got_______ any money on me.
| A．hardly | B．nearly | C．almost | D．really |
-What's the green lifestyle like?
-Save_______ energy, and produce _______ pollution.
| A．more ; more | B．less; more |
| C．less ; less | D．more ; less |