There        great changes in our city in the past 10 years. 
#47196
A
were
B
had
C
have been
D
have had
推荐题目
—At that time, I could hardly believe my eyes.—__________
#47368
A
So could I.
B
So I could.
C
Nor could I.
D
Nor I could.
—Mary could swim when she was six years old.---              .
#47298
A
So could I
B
So did I
C
So I could
D
So was I
-Tom’s father is tall.   - ____ _.
#47191
A
So is Tom.
B
So Tom is.
C
Neither is Tom.
D
Neither does Tom