---John, why are you so upset? ---I­­­      my cell phone all morning but it is nowhere to be found.
#101303
A
am looking for
B
have looked for
C
have been looking for
D
had looked for
推荐题目
As time ________ on, Sally began to wonder if Bruce ________ Bilks’new poem called Tabled’Hute. 
#104780
A
has gone; had read
B
went; has read
C
goes; has read
D
went; had read
---- How about your last weekend?---- It was boring. I______ anything.
#100247
A
can’t do
B
hadn’t do
C
haven’t do
D
didn’t do
I___there little more than a week when I set to work with the scientist.
#104067
A
would be
B
have been
C
had been
D
will be
Whenever Steve sang in the shower, his voice _______ throughout the house.
#100876
A
has rung
B
would ring
C
was ringing
D
had rung