Cold ______ the night air was, he slept
题型:选择题
问题:
Cold ______ the night air was, he slept soundly because he was so tired after working for a whole day.
A.although
B.while
C.however
D.as
Cold ______ the night air was, he slept soundly because he was so tired after working for a whole day.
A.although
B.while
C.however
D.as