来自刘国良的问题
要求：1.要选择所有正确的答案（二,三个都可以）.2.要写出为什么这样做.1.Youshould___________listentoyourteacherinclass.2.Youshoulebe_____________inlisteningtoyourteacherinclass.3.Youshouldlistentoyourte
要求：1.要选择所有正确的答案（二,三个都可以）.
2.要写出为什么这样做.
1.Youshould___________listentoyourteacherinclass.
2.Youshoulebe_____________inlisteningtoyourteacherinclass.
3.Youshouldlistentoyourteacherinclasswith_________.
4._____________ismececcaryinlisteningtoyourteacherinclass.
A.care
B.careful
C.carefully
D.carefulness
