The river______ surface used to be covered with waste and rubbish is now taking on a new look.

The mistakes in your homework shouldn’t be______,or you’ll keep them forever.[ ]

Earning money by collecting rent from tenants (房客) is easy and happy, but that’s not ________ we study for.

You ______ television.Why not do something more active?

Do you like Jane’s new dress—Yes, very much. I’ll ask Mom to buy for me.