I don’t drink now, but I ________ for almost ten years.
| A．ever drank | B．was ever drinking | C．have ever drunk | D．had ever drunk |
Hot __________ the night air was, we slept deeply because we were so tired after the long journey.
| A．although |
| B．as |
| C．while |
| D．however |
One can always manage to do more things, no matter __________ full one's schedule is in life.
| A．how |
| B．what |
| C．when |
| D．where |
__________ I have to give a speech, I get extremely nervous before I start.
| A．Whatever |
| B．Whenever |
| C．Whoever |
| D．However |
We are aware that，__________，the situation will get worse.
| A．if not dealing with carefully |
| B．if dealt not carefully with |
| C．if not carefully dealt with |
| D．if not carefully dealing with |
A man does not know the difficulty of anything __________ he does it personally.
| A．although |
| B．if |
| C．because |
| D．unless |