问题
In my opinion, life in the twenty-first century is much easier than _______
A:that used to be
B:it is used to
C:it was used to
D:it used to be
B:it is used to
C:it was used to
D:it used to be
正确答案是：
同类题型
She may have been caught in the heavy traffic, ____ she won’t arrive here by five o’clock.
This is a kind of traditional classroom teachingstudentsare taught a lot about grammar rules.
I just wonder ________ that makes him so excited.
______ being too large, the color and the style of the dress suit me well[ ]