Diaoyu Island(岛) lies _____the northeast of China and Taiwan Island is ____the southeast of China. They are both parts of China.
A. in; on B. on; in C. in; in
I _____ in the sky now.
A. is flying B. am flying C. flew
My friend ______ a birthday present for me last Sunday.
A. buy B. buys C. bought
He is eating dinner, _____ then the telephone rings.
A. and B. but C. or
We are _____ the supermarket now.
A. at B. under C. on
They ________ for twelve hours a day.
A. eating B. eats C. eat