问题
There ______ great changes in our hometown in the past fifteen years.
A:has been
B:have been
C:was
D:were
B:have been
C:was
D:were
正确答案是：
同类题型
When she heard the news, Julia was _____ angry to_____ a word. [ ]
David, your mother’s birthday is _____. Let’s think about how to celebrate it.—OK, Dad.
It is so noisy here that I can’t hear _____ just now. Could you please say it again?—No problem.
He was thirsty, so he poured some water _____ his glass. [ ]
These words that we should pay attention to on the blackboard.