No matter how bright a talker you are, there are times when it’s better silent.
| A．remain | B．to remain | C．having remained | D．to be remained |
The teacher told us that everyone has an important role ________in protecting the earth from________.
| A．to play; to pollute | B．to be played; to be polluted |
| C．to play; being polluted | D．to be played; being polluted |
Tom’s resolution _____ up drinking alcohol lasted only two days.
| A．given | B．giving | C．give | D．to give |
Desserts made from apples, such as pies, apple pancakes and apples _____ in sugar are available for sampling.
| A．dipping | B．dip | C．dipped | D．to dip |
He found the boy __________ to a tree in front of the house.
| A．tying | B．tie | C．tied | D．to tie |
_______ the secret of nature, the young scientist has little time for entertainment.
| A．Devoted to bring out | B．Devoted himself to bringing out |
| C．Devoted to bringing out | D．Devoting to bring out |
To the people’s surprise, the number of deaths ________ the war ________ still rising.
| A．resulting from; is | B．resulting from; are |
| C．resulting in; is | D．resulting in; are |
The mother felt herself cold and her hands trembled as she read the letter from the battlefield.
| A．grown | B．grow | C．to grow | D．to have grown |
It rained heavily in the south, __________ serious flooding in several provinces.
| A．causing | B．having caused | C．caused | D．to cause |
--I hear Mr. Black is ill in hospital again.
---What a poor man! I can’t help but _____ sorry for him.
| A．feel | B．to feel | C．felt | D．feeling |