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—Where ______cotton _____?—Oh，I don’t know.Let’s ask Mr Wu.
#44655
A
are，produced
B
are，grown
C
is，grown
D
are，made in
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The world has a big headache and it _______ by money. It began in America last year.
#44846
A
cause
B
causes
C
is caused
D
are caused
The children were made ______ homework first.
#44781
A
do
B
to do
C
did
D
doing
He was often seen _________ with charity work last year.
#44620
A
to help
B
helped
C
helping
D
help
The windows          after school is over.
#44799
A
usually close
B
usually closed
C
are usually closed
D
are usually closing
—Jack, your hair is too long! —Really? I’ll have it _____ right now. 
#44885
A
cuts
B
cutting
C
to cut
D
cut