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
Sammi is a girl..______eleven.
#57380
A
She
B
He
C
She’s
D
He’s
Xiaoli hasn’t           her parents for a month. What happened?
#60059
A
heard of
B
heard from
C
heard about
D
heard
If you feel tired, you may stop       .
#61043
A
have a rest
B
to have a rest
C
having a rest
D
has a rest
 When you try to __________a crying baby, you can make faces. 
#52339
A
wake up
B
cheer up
C
give up
D
stay up