问题
选择题
---Tom is so worried about the test that he said he was going to study all night.
----Tell him he should quit _________and get some help.
A．to have worried
B．to worry
C．worring
D．from worrying
答案
答案：C
考查非谓语动词。quit“放弃，停止”，quit doing sth.“停止做某事”。故选C。