( )当吴一凡向别人介绍自己时,他会说 A. Hello! I’m Wu Yifan. B. Hello! This is Wu Yifan. C. What’s your name?
My sister is sick. I must look _____her.
There are too many old newspapers. _____throw them away.
Betty is _____artist. She never wears____ _ uniform.
We often _____hiking at the weekend.
The boy was very tired_______ he went to bed early.