题目内容
--- It’s the fourth time that heavy smog(雾霾) has hit the city this month.
--- It’s high time we _______ measures to fight air pollution.
| A．will take | B．took | C．to take | D．taking |
B
解析试题分析:考查动词时态。“It is high time +that 从句”是固定句型“到了做某事的时间了”从句中用一般过去时或者should +动词原形；所以B选项正确。句意：--这是雾霾天气在这个月中第四次侵扰这座城市了。--到了我们采取措施消灭空气污染的时候了。
考点：考查动词时态。
Only when _____ be possible to sign the contract.
| A．the lawyer comes it will |
| B．does the manager come will it |
| C．has the manager come it will |
| D．the manager comes will it |
Anyone, once _______ positive for H7N9 flu virus, will receive free medical treatment from our government.
| A．to be tested | B．being tested | C．tested | D．to test |
Is it only on the world market ________we can prove the competitiveness and quality of our goods?
| A．where | B．which | C．that | D．how |
-- In the countryside you can enjoy fresh air, blue sky and quiet surroundings.
--- _______ more and more retired people are escaping from the crowded city.
| A．It is no wonder | B．It is no doubt |
| C．There is no need | D．There is no possibility |
_________time did we have that we must hurry up.
| A．So much | B．Too much | C．Too little | D．So little |
It was at 12 o’clock _________ they came home from school.
| A．what | B．when | C．that | D．Which |
The manager discussed the plan that they would like to see ______ the next year.
| A．carry out | B．carrying out | C．carried out | D．to carry out |
It was not until 1978_____ set free from the prison.
| A．that the old professor was | B．did the old professor |
| C．was the old professor | D．that was the old professor |