30． Mr Henry didn’t exchange seats because A． there was no man opposite to him B． he had fallen asleep on the train ． C． he hadn’t known he had been able to do so D． somebody sat opposite to him
举一反三
- —Steven had nothing for breakfast this morning, ?—No. Because he had a fever. A: hadn't he B: had he C: didn't he D: did he
- Why didn’t Phil tell him A: Because he had drunk too much. B: Because he was in a strange town. C: Because he didn’t see anything in the sky.
- The policeman questioned the man because_______. A: he had seen him doing a strange thing B: he thought he recognised him C: the man had fallen and needed attention D: the man had tried to escape
- He had a wonderful time last night, _____ ? A: did he B: hadn't he C: had he D: didn't he
- The old man was very strange because（）. A: he liked to live alone B: people didn’t like him and were afraid of him C: he liked to walk in the woods without roads D: he didn’t do anything as the others did