Which module is the most difficult in this book?— I think _____ module.

Sally, can you ______ the notebook here? — Yes, I can．

Mom, where’s my backpack?－You shouldn’t put your things casually, you should take good care of _____ own things.

The girlis reading under the treemy sister.[ ]

It is said that ____ young people may lose the abilities to hear after five years if they listen to MP4 players which are too loud for more than five hours a week.