I visited Mr. Johnson during his stay in Shanghai he attended a most important conference there.
| A．when | B．which | C．where | D．in which |
(2012年三亚高三模拟)English can help________people and make the stay in a foreign country easy and comfortable.
| A．agree with |
| B．communicate with |
| C．communicate to |
| D．write to |
—The air is full of smoke and people are coughing.
—It will get worse________the government does something about the pollution.
| A．but |
| B．unless |
| C．except |
| D．if |
(2011年银川一中高三模拟)________，I have to put it away and focus my attention on study this week.
| A．However the story is amusing |
| B．No matter amusing the story is |
| C．However amusing the story is |
| D．No matter how the story is amusing |
Though the man was badly hurt in the accident，he was still________and could think clearly.
| A．awake |
| B．aware |
| C．conscious |
| D．confused |
When the lawyer asks you questions about the case，you should be________.
| A．on duty |
| B．on guard |
| C．on purpose |
| D．on watch |