24 That kind of computer is very expensive I will buy one, ______

When ________ for his views about his teaching job, Tommy said he found it very interesting and rewarding.

When shall we meet your cousin at the station?— His plane took off two hours ago, and it reach at 5 pm.

By the time I _____the railway station, the train _____.

Mrs. Taylor has ___ 9-year-old daughter who has___ gift for painting—she has won two national prizes.