问题

When you have any questions hard to answer, you may ____your notes.

A:turn on
B:come to
C:refer to
D:look up;

正确答案是：

同类题型

You _____ pay too much attention to your reading skill, as it is so important.

It was not until I came here ____ Irealized this place was famous for not only its beauty but also its weather.

the sun was not yet up, many people were already taking exercise in the square.

I would like a job which pays more, but______ I enjoy the work I’m doing at the moment.

The book is _____that one, but _______than that one.