With nine months _______,we feel sad that our school life will be ending for we’ll have to say good-bye.

---- Look! Everything here is under construction. ---- Oh, has the building once ___ for exhibition been pulled down, too?

Gary, please do me a favor--- _____ my laptop for me. 

Dina，________ for months to find a job as a waitress, finally took a position at a local advertising agency.

______from space, the earth with water _______70％ of its surface looks like a “blue blanket”.