1 . Come and see me whenever ________.

A．you are convenient	B．you will be convenient
C．it is convenient to you	D．it will be convenient to you

2 . I ______along the street looking for a place to park when the accident______ .

A．went; was occurring	B．went; occurred
C．was going; occurred	D．was going; had occurred

3 . When   word   came   _______   Zhang Bichen became   the winner of the   “Voice of   China 2014”, her   fans,   greatly   excited,   stood   up   cheering   for   her.

A．what

B．that

C．which

D．where

4 . Good news! The price of all those second-hand goods is ________ before.

A．30% as lower as	B．30% lower than
C．lower 30% than	D．as 30% low as