— Sorry, sir．I won’t see you off at the airport, my mother has caught a bad cold．

       — ________．

       A．Yes, I agree  B．Yes, you are quite right     C．I’m sorry to hear that  D．I’m feeling sick

I stayed there for only two days but ______ felt like two weeks．

       A．it              B．what          C．when                 D．then

______ most of us considered solving the problem as soon as possible, he considered it of no importance．

A．When         B．While         C．If                    D．As

Listen! Do you hear someone         for help?

A. calling              B. call           C. to call                 D. called

The best reporters have been sent to South Africa to ______ the 2010 World Cup, so we can get informed of the situation there very quickly.

A. support         B. rescue         C. cover                 D. prevent

      by the growing interest in nature, more and more people enjoy outdoor sports.

A. Influenced      B. Influencing     C. Having influenced       D. To be influenced

You may take          half of the cake; they’re exactly the same.

A. both              B. either              C. any                      D. each

Most of the professors _____ to our school were from South Africa．

   A．invited               B．to be invited   C．being invited          D．had been invited

 Not until then did I find it  _____ to do the job that way.

   A. is easier        B. easier          C. was more easily         D. more easily

 Jack, I’m afraid I’ll turn to you．I think chemistry is _______ physics．

A．as a difficult subject as            B．a subject the same difficult as

       C．as difficult a subject as            D．the same difficult subject as