A:郡县制
B:分封制
C:宗法制
D:科举制
—Did you have fun _____________ on your last day off?
—No, I didn't. there were too many people and it was really crowded.
把肯定句改成双重否定句
①他见义勇为的行为,让我们深受感动。
②我们建成了希望小学。
How many ?