Question

Since you are tired, you’d better＿＿＿and have a good rest.
A. stop to study      B.    stop study    C.  stop studying

Answer 1

C

非謂語動詞的用法。stop to do sth指停下來去做（另一件事）；stop doing sth指停止正在做的事，根據句意“既然你累了，你最好停止學習，去好好休息一下。”選C。