The classroom is empty now. I think the students (go) ______ to the playground.

admin2009-07-28 44

问题 The classroom is empty now. I think the students (go) ______ to the playground.

选项

答案must have gone

解析此处是对过去的情况进行肯定的猜测，用must have done的形式。

转载请注明原文地址:https://kaotiyun.com/show/JCuK777K

大学英语三级B级

相关试题推荐

随机试题

最新回复(0)