—Has anyone taught him how to do it?—Sure. Lots of advice________, but he hasn’t made a decision.
#100150
A
gave
B
was given
C
have been given
D
has been given
推荐题目
A1l flights _________ because of the heavy storm, so we decided to take the train.
#100045
A
have canceled
B
have been canceled
C
had canceled
D
had been canceled
--- How long ____ in Beijing? --- For just the weekend. I’ll be back for work next Monday morning.
#101267
A
have you stayed
B
are you staying
C
did you stay
D
do you stay
The best way to prevent the air polluting _____ , but the sky is still not clear.
#102116
A
is used
B
are used
C
has been used
D
have been used