The hard life in the mountainous area he has adapted to ____ a real challenge to anyone. 
#101841
A
mean
B
means
C
meant
D
meaning
推荐题目
Dad had to cycle to work this morning because his car _______ at the garage.
#102788
A
was repaired
B
was repairing
C
was being repaired
D
would repair
I _____ up early when I was in high school, but now I _____ up around 7:00 am.
#103034
A
used to get; used to get
B
am used to getting; used to get
C
used to get; am used to getting
D
am used to getting; am used to getting