问题

Betty is _______careful as I, but I’m _____ than you.
A:but
B:because
C:so
D:if;
B:because
C:so
D:if;
正确答案是:
同类题型
_____will be good for you to spend one hour exercising outdoors every day.[ ]
He, an average citizen, always thinks of_____ he can do more for the people [ ]
It’s high time that we ___our work and _____ supper now.
In my home breakfast is ______ at 7 o’clock, which has ______ unchanged for 20 years.