His father has been ____ for months, which puts the family in a even worse situation[ ]

Listen! Kathy is playing the piano in the next room.—It __________ not be Kathy. She has gone to Hangzhou to visit the Cross-sea Bridge.

__________ your classmates and you will make more good friends.

The repair work may take us a long time，but it’s worth trying.

I couldn’t finish it your great help. Many thanks.— My pleasure.