Professor Li has earned a world ____ with his pioneer research in biochemistry.
| A．name | B．reputation | C．influence | D．feature |
—I rang you at about nine, but there was no reply.
—Oh, that was probably I was seeing the doctor.
| A．why | B．when | C．what | D．that |
She looks sad. Could you please tell me ____ that prevents her from being as happy as before?
| A．what it is | B．it is what | C．how it is | D．it is how |
_____ I know the money is safe, I shall not worry about it.
| A．Even though | B．Unless | C．As long as | D．While |
so much electrical equipment , wood and paper in one place , there is a danger of fire .
| A．For | B．In | C．With | D．By |
Washington, a state in the United States, was named ______ one of the greatest American presidents.
| A．in honor of | B．instead of | C．in favor of | D．by means of |