He ___________busy yesterday, or he __________you with your experiment.
#100168
A
was; had helped
B
was; would have helped
C
had been; would have helped
D
were; would have helped
推荐题目
He _______ Alice for ten years.
#100485
A
married to    
B
has married to
C
has married   
D
has been married to
I’ve won a holiday for two to Florida.I _____ my mum. 
#104653
A
take
B
am taking
C
have taken
D
will have taken
We were listening closely to the lecture yesterday evening when suddenly the light ________.
#101755
A
had been gone out
B
go out
C
was gone out
D
went out