It is well known to all that a machine needs fuel to run; ,man needs food to live on.
| A．similarly | B．completely | C．likely | D．absolutely |
You can't imagine what great trouble they have __________ the problem __________.
| A．to solve; being talked about | B．solving; discussing |
| C．to solve; to talk about | D．solving; being discussed |
The boy was criticized for forgetting __________ his textbooks to school.
| A．bringing | B．to bring |
| C．having brought | D．to have brought |
Practice __________ English every day, and you will surely improve your spoken English.
| A．speaking | B．to speak |
| C．having spoken | D．to be spoken |
—It is better for you to lose weight by taking exercise every morning.
—I think your suggestion deserves __________.
| A．try | B．tried |
| C．to be tried | D．to try |
—I'm sorry, but I didn't mean __________ out your secret.
—But you know, letting out one's secret means __________ one's feelings.
| A．to let; to hurt | B．letting; hurting |
| C．to let; hurting | D．letting; to hurt |