Mom， I can’t find my ruler.— It may be on your desk. Your room is in a . You should tidy it up.

Would you _____ have tea or wine—______. I prefer coffee.

We’d be very grateful if you could join us because your cooperation will________the timely completion of our project.

Our garden is very beautiful, ____ inspring.

The machine has been used much too long.________it doesn’t work well sometimes.[ ]