20.This company__________children’s books.
A. encourages
B. researches
C. searches
D. publishes
查看答案
21.How shall we__________with this problem?
A. manage
B. face
C. deal
D. control
22.The boy__________round the corner. And I couldn’t see him.
A. appeared
B. disappointed
C. discovered
D. disappeared
23.In__________, everyone has his own advantage and disadvantage.
A. variety
B. reality
C. facts
D. prize
24.The machine is run on__________power.
A. solar
B. inventive
C. accurate
D. painful