试题题干
Modal verbs are special verbs which behave very differently from normal verbs. Please list a couple of differences.
参考答案
试题解析
modal verb情态动词，没有第三人称，其后可以直接跟动词，而不需要加to。
Modal verbs are special verbs which behave very differently from normal verbs. Please list a couple of differences.
modal verb情态动词，没有第三人称，其后可以直接跟动词，而不需要加to。