1. The teacher has to _____ the two students as they are always talking in class.
A. pick up B. set up C. split up D. use up
2. David Cameron was elected _____Prime Minister to lead Britain to _____new time.
A. /; a B, the? a Ca；the D. a； /
3. Parents are doing all they _____to help their children achieve their ambitions.
A. shall B. can C. may D. need
