Mike has dreamed about taking a bike trip for a long time, so he _____ a new bicycle this afternoon.

Grammar mistakes of this kind _____ widely among Chinese students.

Only when I left my hometown ________ how precious it is to me[ ]

The old lady’s hand shook frequently. She explained to her doctor ________ this shaking had begun half a year before, and ________, only because of this, she had been forced to give up her job.

It was in time of dangerhe made the final decisionthey should send more doctors there.