People around the country were excited __________ the astronauts came back to the earth safely.
#30717
A
unless
B
but
C
until
D
because
推荐题目
This is a process happens when land becomes desert people cut down trees and dig up grass.
#33051
A
when; because
B
that; because of
C
when; because of
D
which; because
I haven’t seen Ann for ____ long that I’ve forgotten what she looks like.
#79998
A
such
B
very
C
so
D
too
Barack Obama delivered a speech to 500 local youths during his visit to China, many of _______ were from Fudan University and Tongji University.
#34128
A
them
B
whom
C
which
D
those
Don’t start reading a book ________ you find that it’s one you can read with ease and understanding.
#32363
A
when
B
if
C
unless
D
though