(2011年东北三校第一次联考)Cao Cao’s tomb is reported________in Anyang，which attracts nationwide attention.

A．being found                                       B．to be found

C．having been found                              D．to have been found

 (2011年东北三校第一次联考)If our car had not________，we would have been here on time.

A．broken out                    B．broken into

C．broken away                 D．broken down

 (2011年东北三校模拟)There are 51 students in Class Three，________failed in the test.

A．all of which                         B．all of them

C．none of whom                     D．none of them

2011·桂林十八校第一次月考）At the end of the cross-talk, __ audience present in the hall burst into ___ laughter.

   A. an ; the          B. the ; a          C. an ; /           D. the; /

（2011·桂林十八校第一次月考） A troop _____fine weapons are marching towards the front.

A .are equipped with　　 B. to be equipped with　 C. equipped with　　 D. being equipped with