题目内容:
According to a recent research, the old are more than twice as likely to have a positive attitude to life __________ the young.
A.as
B.than
C.while
D.until
参考答案:
答案解析:
According to a recent research, the old are more than twice as likely to have a positive attitude to life __________ the young.
A.as
B.than
C.while
D.until