情态动词专项练习 1. Jean have kept his promise. I wonder why he changed his idea. A. must B. should C. need D. would 解析：选B. “should have +过去分词” 表示“过去本来应该(但没能)做某事” ； keep one’s promise 意为“信守诺言” 。 2. Jane have come to th...

时间:2025-02-23 17:53栏目:行业资料