John regretted ________to the party last week, for it seemed very funny. A. not goingB. not to goC. going D. to go
The boy______ at the corner is my cousin. A. who standingB. standingC. standsD. who stand 3Though famous throughout the world, Yuan Longping, ______ with his simple life isstill busy ________his super-hybrid rice. A. satisfied; improved B. satisfying; improvingC. satisfied; improving D. satisfy; to improve 21. Only____________ succeed in learning English. A. by working hard we canB. by working hard can we C. we can by working hardC. can we by working hard 22. The teacher was so _______that the students should give such an_________ answer.