Man _____ profit, sometimes even being unaware of the harm he has done to the environment.
| A．is always pursuing | B．was always pursuing |
| C．had always pursued | D．had always been pursuing |
.Nothing will _____ us ____going if we want to go.
| A．prevent…from | B．stop…from | C．keep…from | D．AB&C |
The boy that his cock an egg yesterday.
| A．lied, lay | B．lied; laid | C．lay; lied | D．laid; lain |
We invited her to dinner but she didn’t even bother to _____.
| A．turn to | B．turn up | C．turn on | D．turn down |
On Halloween, children in American like to _____ as ghosts to frighten people.
| A．make up | B．put on | C．dress up | D．spy on |
. —I don't mind telling you what I know.
—You________.I'm not asking you for it.
| A．mustn't | B．may not | C．can't | D．needn't |