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_____ the environment is important for human beings.
#50494
A
Take care of
B
Taking care of
C
Took care of
D
Take the care of
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Daming likes cars. He enjoys _____ models cars of all kinds.
#48631
A
making
B
make
C
to make
D
made
The little girl can’t decide ______ though there are so many kinds of MP5 in the mall.
#50594
A
what to choose
B
to choose which
C
which to choose
D
to choose what
Let’s ________ football this Sunday.
#50451
A
to play
B
playing
C
play
D
plays
Don’t forget      the lights when you leave.
#50822
A
to turn on
B
turn on
C
to turn off
D
turning off
Uncle Wang taught Jim how           the washing machine.
#49419
A
run
B
running
C
to run
D
runs