You are under 18 years old, so it’s _______for you to join Trail walker.
#45761
A
impossible
B
meaningful
C
necessary
D
important
推荐题目
Mr. Smart’s job is _______. 
#46711
A
busy enough
B
enough busy
C
busily enough
D
enough busily
Tom’s mother often does _____ exercise .
#45738
A
many
B
much
C
a lot
D
very