She has been working hard day and night, which of course, _______ her pale face.
It was ten o’clock _______ we got to the top of the hill.
_____ you take a taxi, you’ll still miss your train.
_____ no need _____ the radio since I’ve been used to working with it on.
It is in Qingdao ______ you are going to pay a visit to _____ this kind of washing machine is produced.
The number of the employees has grown from 1,000 to 1,200. This means it has risen ____ 20 percent.