surprise, my good friend _________stay up to study to prepare for the next important exams organized by tenfamous high schools

What a beautiful picture!—-It’s years ______ I painted a picture as beautiful as this one.

Thedisappearance of dinosaurs made _______ the evolution and dominance of mammalson the earth.

If you don’t have enough sleep, you will feel__________ in class.

What’s your brother? —- He has been _____ the China Daily for years