Mary's score on the test is the highest in her class; she _____ have studied very hard.答案是MUST 但是may也可以吧,表示可能性不高

问题描述:

Mary's score on the test is the highest in her class; she _____ have studied very hard.
答案是MUST 但是may也可以吧,表示可能性不高

Mary's score on the test is the highest in her class; she must have studied very hard.玛丽的评分测试是班上最高的,她必须学习非常努力.Mary's score on the test is the highest in her class; she may have s...