My attention was beginning to wander andtherefore I am afraid that I ____ the main point of the lecture.

This mobile phone looks like ________ one you saw in the shop, but if you take ________ second look, you will find it is different.

The children, _____ had played the whole day long, were worn out.

It’s a long ______ from Haikou to Changchun by train.

Mr. Wu teaches English. We all like .