______is now no doubt ________ global warming is a security threat to us all.
| A．It; that | B．There; that | C．There; whether | D．It; whether |
—A good book is a good friend. You can get a lot of help from it.
—You said it. _________.
| A．I agree | B．I disagree |
| C．All right | D．That’s a good idea |
_________ get a better score, she has been studying hard all day.
| A．So as to | B．In order to |
| C．So that | D．In order that |
What’s wrong? You see it’s the fourth time that Jenny _________you today.
| A．rings | B．had rung |
| C．has rung | D．rang |
You’d better _______his name, address and telephone number before you forget them.
| A．put off | B．care about |
| C．set up | D．set down |
I’d like to know _________ Chinese.
| A．when he began to learn |
| B．where did he begin to learn |
| C．when did he begin learning |
| D．for how long he begins to learn |