By the time Jack returned home from England, his son __________from college.
#101958
A
graduated
B
has graduated
C
had been graduating
D
had graduated
推荐题目
People less tolerant of smoking in public places these days.
#102880
A
become
B
have become
C
will become
D
are becoming
If nothing ________, the oceans will turn into fish deserts.
#100592
A
does
B
had been done
C
will do
D
is done
—What are you busy with? —The conference _______ in our city next week.
#102855
A
held
B
will be held
C
be holding
D
to be held
(2013·高考天津卷)If you are in trouble，Mike is always willing to ________a hand.
#99687
A
lend
B
shake
C
wave
D
want
---What attracts people to California is its pleasant climate and relaxed lifestyle.---This is ___ each year a great number of people from all over the world try to ___ to California.
#100729
A
how; immigrate
B
Why; immigrate
C
because; remove
D
why; remove