Mr wang is ____ in the classroom now?的选项

问题描述:

Mr wang is ____ in the classroom now?的选项
Mr wang is ____ in the classroom now?
A、may B、possible C、probably D、maybe
但是为什么呢?C、D明明都是adv地说.

maybe一般不在句子中间用,经常用作开头或结尾,比如说:Maybe,he is in the classroom