______ it is true that a student’s most important goal is to do well in his or her studies, it doesn’t need to be the only goal．
| A．When | B．As | C．While | D．Before |
— Waiter!
— _________
— I can’t eat this. It’s too salty.
| A．Yes, sir? | B．What? | C．All right. | D．Pardon? |
The volleyball match will be put off if it _____.
| A．will rain | B．rains | C．rained | D．is raining |
---Can I help you?
--- I’d like a ticket for tonight’s show. How much do you _____
| A．charge | B．pay | C．spend | D．cost |
John admitted ________ the window and promised to compensate for it
A break B to break C breaking D to breaking
—I’m sorry to keep you waiting.
—Oh, not at all, I______ here only a few minutes.
| A．have been | B．had been | C．was | D．will be |