The policeman’s______ traffic directions made all the drivers quite ______ .
| A．confused; confused | B．confusing; confusing |
| C．confusing; confused | D．confused; confusing |
He made up his mind to devote his life _____ pollution ______happily．
| A．to prevent; to live | B．to prevent; from living |
| C．to preventing; to live | D．to preventing; from living |
—What did your parents think about your decision?
—They always let me do _____ I think I should.
| A．when | B．that | C．how | D．what |
Tricks are often ______those who don’t look clever or smart
| A．laughed at | B．greeted | C．played on | D．made to |
The little boy _____on the mat ____ to his parents that blackbirds had _____their eggs on Mars．
| A．lay; lying; lied | B．lied; lied; lied |
| C．laid; laid; laid | D．lying; lied; laid |
We were anxious about you．Youhome withoutus.
| A．shouldn’t leave; tell | B．mustn’t leave; tell |
| C．shouldn’t have left; telling | D．can’t have left; telling |