I got the story from Tom and_______people who had worked with him.
It is uncertain ___ side effects these weight-loss drugs will bring about, although hundreds of thousands of patients have taken it.
–I heard The Wonder girls would sing at the HongBo Theater. –Where did you ____?
– The final exam is coming. I don’t think I can pass it though I work hard. – Be confident! Even students with ___intelligence can be successful, let alone clever students like you!
It is ___ the customers’ needs that has made chain stores so popular in big cities in China.
Many people are still in_____ habit of writing silly things in _____ public places.