Why does Cindy like the music?-She likes the music because she can sing along________.[ ]

Are you going to Beijing by ______ train?－No. I’m taking ______ car.

Would you mind staying in such a noisy room?– No, but my son need a ______________ place to study in.

Where’syourpen?— It’s_____mypencilcase.[ ]

This novel can make you laugh and cry at _______ same time.