—Is Bob still performing?

    —I’m afraid not．He is said      the stage already as he has become an officiaL

       A．to have left             B．to leave                   C．to have been left      D．to be left

      into the school basketball team is a great pleasure for me． 

       A．To accept                B．Accepting               C．Being accepted         D．Accepted

He felt happy when his boss stated that he could      some time for exercise．

       A．set out                     B．set aside                 C．set off                          D．set up

The guidance booklet can be of great help to      wants to do the job．

       A．whoever                  B．whomever              C．no matter who                   D．who

But for her help，we       the task in time．

       A．will not finish                                                        B．had not finished        

C．can not finish                                                            D．could not have finished

Tony      the fact that he had made a mistake．

       A．accounted              B．permitted               C．allowed                       D．acknowledged

Do you still remember the rider and his new bike       we saw in the street last week?

       A．which                       B．who                          C．that                              D．whom

The fact has worried many scientists       the earth is becoming warmer and wormer．

       A．what                        B．that                          C．though                         D．which

You have done so much that you are       pass the exam．

       A．bound to                 B．turn to                     C．adjust to                 D．object to

It is difficult to       between Mary and her younger sister

       A．decide                      B．distinguish              C．explore                        D．express