20. He was down with the flu, and ____ couldn’t come to the party.

A. moreover B. meanwhile　　 C. therefore D. otherwise

19. At last he chanced to sail back towards the place _____ he had started.　

A. with which　　 B. for which C. from which　　 D. on which

18. My brother got fired a month ago, but he landed on his feet and found another job that paid ____ money.　

A. twice as much　　　 B. as much twice　　　 C. twice much as　　 D. as twice much