Amazing it is, an astronaut’s superior position is filled with potential danger.
#30521
A
when
B
if
C
unless
D
as
推荐题目
A British official said that_____ this impractical policy could be changed , the future for Britain was indeed dark.
#31004
A
unless
B
when
C
if
D
until
________difficulties we may come across, we’ll help one another to overcome them.
#32385
A
Wherever
B
Whatever
C
However
D
Whenever
My English has greatly improved , ______ I practice using it every day.
#32021
A
until
B
unless
C
though
D
as
Everyone wants to be a friend of _______________ is considerate and shares the same interests.
#33539
A
anyone
B
whomever
C
whoever
D
no matter who