The rain fell down in time this spring, _______ the better growing of the crops.
| A．thanks to | B．due to | C．contributing to | D．contributed to |
The manager should take_______ action if safety standards are not being met．
| A．awkward | B．average |
| C．appropriate | D．automatic |
—Sir, you are fined for speeding. Please sign here.
—Fined？Speeding？______.
| A．Are you all right？ | B．You can't be serious！ |
| C．I'm a foreigner | D．It doesn't matter |
______ in the queue for half an hour, the old man suddenly realized he had left the check in the car.
| A．Waiting | B．To wait |
| C．Having waited | D．To have waited |
Hot ______ the night air was, we slept soundly after the long tiring journey.
| A．although | B．as | C．while | D．however |
John has really got the job because he showed me the official letter ______ him it.
| A．offered | B．offering | C．to offer | D．to be offered |