---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
推荐题目
I had wanted to help you last night but I couldn’t spare any time, for I ______ a composition which I have to hand in this morning.
#103040
A
wrote
B
was writing
C
had written
D
have written
We all know laws to discourage the use of plastic bags _______ in many parts of the world.
#103962
A
passed
B
have passed
C
had been passed
D
have been passed
—Who do you think will get the first prize?—Mary, of course. She ________ for the competition for months.
#101082
A
is preparing
B
was preparing
C
had been preparing
D
has been preparing
We are all _______about her safety . As far as I am _____, this case _____her .
#103237
A
concerns ,concerned , concerns
B
concerned , concerned , concerns
C
concerns , concerns, concerned
D
concerning ,concerned ,concerns
--Hi, Tracy, you look tired.--I am tired. I__________ the living-room all day.
#104804
A
painted
B
have been painting
C
had painted
D
have painted