In the past few years, so many areas throughout the world have been hit by such destructive earthquakes, snowstorms and tsunamis ________ we have never experienced before, ________ makes us worried a lot about nature disasters.

When will Han Han’s new book ________? — Sorry, I don’t know. I’m looking forward to his new book, too.

The young boy is good _____ me. He is good _____ playing basketball. He often tells me that it is good _____ my health to do more exercise. [ ]

Jim, who taught ________Chinese before you came to school?—Nobody. I learned it by _______.

How does Tina learn English?-She learns studying with a group.[ ]