The jet fighters were waiting at the airfield, ________ radar searching the sky
_____ quickly and soon his resignation(辞职)became the talk of the town.
. —I hear our manager wants to hire a new secretary. — _______?
There is a small group of words which even some native speakers and writers of English find ______.
. I’ll come and see you _____ I go to Hong Kong.
____ the rain has stopped, let’s start again.