第一节 单项填空(共15小题,每小题1分,满分15分)
请从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该选项的标号涂黑。
例:A computer can only do _____you have instructed it to do.
A. how B.
after C.
what D.
when 答案是C。
21. When I saw the beautifully
decorated house, I really wondered ______ she could manage that all by herself.
A.
why B.
when C.
where D.
how