I think Liu Mei sings best in our class. No one else sings .

Has the little boy who saved the drowning girl left the school — Not yet. He _______in Room203 of the teaching building right now.

You will have to wait for one more week, _________ the manager will be back from his trip.

They do eye exercises twice a day , so ____of them ____glasses.

Hello, is Mary in?— I’m sorry she ____ come to the phone because she is having a bath.[ ]