Even a drop of water ______because it is so important to all the living things.
| A．must waste | B．must be wasted |
| C．mustn’t waste | D．mustn’t be wasted |
Why _______ him some advice on how to do it?
| A．not give | B．not to give | C．don’t give | D．not giving |
– Why did you come to work on foot this morning?
-- Because today is the day with no cars, I ______ my car at home.
| A．forgot | B．forget | C．leave | D．left |
The rich man always provides the poor girl _______ food and money.
| A．for | B．with | C．in | D．of |
– I didn’t go camping on my vacation. What about you?
-- _________.
| A．Neither do I | B．So do I | C．So did I | D．Neither did I |
The teacher spoke loudly _________ make the students hear him clearly.
| A．so that | B．as a result | C．in order to | D．anyway |