When something is on fire, people throw sand on it to put out the fire. The main use of the sand is to _________.
#54333
A
protect the thing on fire
B
add weigh to the thing on fire
C
keep the air away from the thing on fire
D
lower the temperature of the thing on fire
推荐题目
Li Ming is in poor health. He should pay more attention _________ exercise.
#57164
A
to take
B
to taking
C
for taking
D
in taking
- Claudia, are you going to Jeff’s birthday party on Saturday?-Unless I______ .
#52633
A
will be invited
B
am invited
C
was inviting
D
invited
Turn off the water while you ________ your teeth or washing your hands.
#52150
A
were brushing
B
brush
C
are brushing
D
brushed
The little boy ________ his seat to an old lady on the crowded bus.
#52335
A
lent
B
offered
C
took
D
brought