At the mountaintop_______, where five ancient statues stand.

His mother was born in Green, and Greek was her native language, ___

Mark isn’t coming to the concert ______ he has got too much work to do.

ou read the book, you’d better make a mark_____ you have any questions.

I phoned you at six yesterday afternoon, but nobody answered.— Oh, I __________a walk with my parents near the river.