Bats are surprisingly long lived creatures, some ________ a life span of around 20 years.

May I put my bike here— No. But you ______to put it over there.

We are trying to help those children _____ lost their parents in Yushu, Qinghai Province.

The teacher’s name is John Brown. We call him______.

re hard to get and, _______, more young peopleare continuing their education.