问题

She has been ________ over his strange letter for several weeks, but she still figures out nothing about it.[ ]

A:puzzling
B:worried
C:troubled
D:anxious

正确答案是：

同类题型

176. I _______ to catch the early train, but I didn’t get up in time. I have to stay here for another two days.

I couldn’t do my homework with all that noise________

Would you like to see a film with us tonight ?— I’d like to. But I can’t ______ the time because I have to finish my composition.

Why do you like to make friends—___________ friends I have, ___________ I feel.

It was not until midnight theyreached the camp site