21. -----Sorry I’m late. My car broke down on the way.
-----_____. Come in and sit down.
A. Go ahead B. That’s right C. Be careful D. Never mind
22. In _____ most countries, a university degree can give you _____ flying start in life.
A. the; a B. the; 不填 C. 不填; 不填 D. 不填; a
