824. While we . . . for the train, it started to rain. a) waitedc) was waitingb) are waitingd) were waiting25. The police officer said that every house in that street . . . already by the police. a) searchc) had been searchedb) were searched d) searched26. There is going to be a big art exhibition. It. . . a lot of visitors. a) attractsc) has attractedb) will attractd) attracted27. The result of his investigation . . . in the newspaper soon. a) publishc) will be publishedb) be publishedd) is published9 28. When they arrived home, their children. . . outside the door waiting for them. c) was sittingb) are sittingd) were sitting1029. We. . . a new computer not long ago. Now the job will be done much more quickly. a) had boughtc) boughtb) was boughtd) have bought30. He was sorry that he . . . to me for so long. a) didn't writec) hadn't been writingb) haven't been writing d) hasn't been writinga) sit​