These books should provide us            all the information we need.

They looked _____ each other and kept their secret _____ themselves.

Do you know the teacher ________long hair?

Was your cousin born_______the night________October 1^st?

The light is still           ,Mr. Green _________at home now.

It’s not wise ______ think you are always right.

She likes to sleep with the windows _________.

I think ______ is necessary ______ us to do something useful to protect the birds.

It’s time ____ Millie’s PE lesson.

_____ more details , please caII Mr. Zhang ____55560678.