Only after he realized the significance of mastering two languages __________ English carefully.
#82816
A
did he set about learning
B
did he set out learning
C
had he set about learning
D
had he set out learning
推荐题目
—I have finished the homework.— . How about going out for a walk?
#82938
A
So have I
B
So I have
C
So I do
D
So do I
It was so noisy in the dining room that only by shouting ____ to make himself heard.
#82614
A
he has been able
B
has he been able
C
was he able
D
he was able
_______ the final of UEFA Champions League (欧冠) between Manchester United and FC Barcelona, I would not have stayed up after midnight.
#82801
A
Were there not
B
Were not there
C
Had there not been
D
Had not there been
No sooner ______ at the airport than she was surrounded by many reporters.
#80746
A
has the star arrived
B
the star has arrived
C
the star had arrived
D
had the star arrived