You can’t complain of being lonely  you don’t make any effort to meet people.
#4394
A
until
B
when
C
once
D
though
推荐题目
--- How do you find the movie Avatar? --- Fascinating. It is ____________ again.
#4444
A
worth watching
B
worth to watch
C
worthy watching
D
worthy to watch
 He has five___________ , and they are all doctors working in the same hospital . 
#4442
A
sons- in-laws
B
son-in-laws
C
sons-in-law
D
son in laws