When you finish reading the book you will have____better understanding of _______life.
—I guess it must be pretty hot in Hong Kong in summer, isn’t it?—Yes. That’s why we to Beijing. But we didn’t know it so cold here in winter.
I’m not sure whether I’ll succeed in persuading her. , I will try all possible means to make it.
Many scientists believe that global warming , if , will cause extreme climate changes this century .
John did quite well in his exams , how little he studied .
Although there is no life on Mars now , some scientists think that there some form of life a long time ago .