英语:情态动词9

来源:百度知道 编辑:UC知道 时间:2024/06/22 19:30:56
----I'm afraid I'll be too busy to go with you.
----Well,I'll keep a seat for you in case you ____ change your mind.
A.should B.may
----------------
请详细分析
答案是A

should 作为情态动词,可以用在条件状语从句中,表示语气较强的假设,译作“万一”、“竟然”,这时也可将 should 置于从句之首,即将 should 放在主语前面,而省略从属连词 if .例如:

If you should fail to come, ask Mrs Chen to work in your place. (= Should you fail to come, ask Mrs Chen to work in your place. )万一你来不了,就叫陈夫人代替你。

虚拟语气的一种用法哇这是 in case 假设的意思哇

应该的意思

备选答案都不对