The boy bought a new dictionary he turned for help.
He liked to go to dances and parties, ______ he could have a good time just sitting and watching.
The Diaoyu islands have been part of China’s territory since ancient times, ______ as important fishing grounds of Taiwan.
—What’s that noise, John?—Oh, don’t you know that the school library ?
On the way home, sky grew dark, and cold rain began to fall.
---Where did you see the sponsor, Madame? ---It was in the supermarket __________I was doing some shopping with my husband.