第二部分英语知识运用(共两节，满分45分)
第一节 单项填空(共15小题；每小题1分，满分15分)
从A、B、C、D四个选项中，选出可以填人空白处的最佳选项，并在答题卡上将该项涂黑。
21．It was in New Zealand _______ Elizabeth first met Mr Smith.
A. that B. how C. which D. when
22．The teacher said that light _______ much faster than sound.
A. travel B. travelled C. travels D. traveled
