A group of middle school students spent two weeks _____ the jungle. 
#53856
A
trekking through
B
trekking across
C
to trek across
D
to trek through
推荐题目
I hope you __________ English well. 
#53922
A
learn
B
learns
C
learning
D
to learn
 – I waited there for an hour, but Jim didn’t______.
#52671
A
come up
B
show up
C
come out
D
come about
The parade was so wonderful that I couldn’t_______ photos.
#60853
A
stop taking
B
to stop taking
C
to stop to take
D
stop to take
He looks upset. Let’s try to _____.
#63734
A
cheer up him
B
cheer him up
C
cheer he up
D
cheer up he
— Make sure all the lights ______ when you leave the room.— OK, I will.
#59226
A
turn on
B
are turn on
C
are turned off
D
turn off