By the time these books were published, he _____ addicted to them.
#102731
A
had become
B
becomes
C
has become
D
became
推荐题目
The number of foreign students attending Chinese universities _____ rising steadily since 1997.
#102050
A
is
B
are
C
has been
D
have been
—Have you seen Jack recently?—No. He for another company now.
#102939
A
is working
B
had worked
C
worked
D
was working
I told him that if painting was important for him he would live on bread in order to ______ .
#104136
A
succeed
B
success
C
succeeding
D
to success
The girl has a great interest in sport and ____ badminton classes twice a week over the last three years.
#100586
A
took
B
is taking
C
takes
D
has been taking
