—Thanks a lot! ______ your help, I can’t do it so well.—With pleasure.
Liu Xiang is ____ popular ____ many students are talking about him in and out of school.
We all want to know ____ the famous writer will come to our school or not.
—Do you know when ____? I miss him very much. —Don’t worry. I will tell you as soon as ____.
____ we rode our bikes for one and a half hours, we ____ the bookstore.
Taiwan is ____ the southeast of China and Japan is ____ the east of China.