We do jobs_____they need to be done and that could be early in the morning or late at night.
#34066
A
that
B
which
C
when
D
how
推荐题目
________ the jewels were locked in a strong box，the thieves stole them without any difficulty.
#30445
A
If
B
Unless
C
Although
D
Because
It puzzles the scientists _____ some mammals produce their young _____ others lay eggs.
#30772
A
that; while
B
what; while
C
that; as
D
what; as
Science has given clear evidence ______ smoking can lead to many diseases.
#31076
A
what
B
which
C
that
D
where
He failed in the exam, and I wonder ___ he studied hard in the school.
#80339
A
when
B
that
C
if
D
where
______ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
#32459
A
If
B
As
C
Because
D
While