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litter on the floor
talk loudly in class
make a noise
wait in line
keep quiet
speak with mouth full
have a good habit
在课堂上大声说话
保持安静
含着食物说话
随地乱扔垃圾
有一个好习惯
排队等待
制造噪音
Right or Wrong
We should wait in line. ( )
We shouldn’t keep quiet in class. ( )
We should make a noise in the library. ( )
We shouldn't speak with mouth full. ( )
We should litter on the floor. ( )
We should talk loudly in class. ( )
√
×
×
√
×
×
Fill in the blanks
1. We _________ make a noise in the library.
We _______ keep quiet and we ______have a good habit.