He never thought that his success came____ he least wanted it．
| A．until | B．since |
| C．when | D．while |
________ we go swimming every day ________ us a lot of good.
| A．If；do | B．That；do |
| C．If；does | D．That；does |
A clean environment can help the city bid for the Olympics，which ________ will promote its economic development.
| A．in nature | B．in return |
| C．in turn | D．in fact |
I have absolutely no ________ the students who get caught cheating in exams even though they were seriously punished.
| A．influence on | B．sympathy for |
| C．concern about | D．complaint about |
You're eighteen years old.You should ________ your family.
| A．be independence of | B．be independence from |
| C．be independent of | D．be independent from |
________ conclusion，I'd like to say that I believe him.I'm convinced ________ his honesty.
| A．In；of | B．By；on |
| C．At；by | D．In；on |