As a student ,you should try hard on your studies,A.work B.to work C.working D.to working
问题描述：
As a student ,you should try hard on your studies,A.work B.to work C.working D.to working
答
try doing sth.试着做某事，试验做某事
try to do sth.设法做某事，尽力做某事
本题选择B
答
try to do sth 答案：B
答
B.to work
try to do sth.努力做某事,try后接不定式
try doing sth 试着做某事
答
C try doing sth 努力做某事
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