A. Standing B. To stand C. Stood D. Stand 题十三：

If he takes on this work, he will have no choice but _______an even greater challenge.

A. meets B. meeting C. meet D. to meet

题十四：

_____with care, one tin will last for six weeks.

A. Use B. Using C. Used D. To use 题十五：

The old man sat in front of the television every evening, happy _______ anything that happened to be on.

A. to watch B. watching C. watched D. to have watched 题十六：

Tony lent me the money, _____that I’d do as much for him.

A. hoping B. to hope C. hoped D. having hoped 题十七：

Birds’ singing is sometimes a warning to other birds ____________away.

A. to stay B. staying C. stayed D. stay

题十八： He got up late and hurried to his office, _____________the breakfast untouched.

A. left B. to leave C. leaving D. having left

题十九：

The party will be held in the garden, weather_________.

A. permitting B. to permit C. permitted D. permit 题二十：

After completing and signing it, please return the form to us in the envelope_______.

A. providing B. provided C. having provided D. provide 题二十一：

George returned after the war, only ____ that his wife had left him.

A. to be told B. telling C. being told D. told 题二十二：

China recently tightened its waters controls near the Huangyan Island to prevent Chinese fishing boats from _______ in the South China Sea.

A. attacking B. having attacked

C. being attacked D. having been attacked

题二十三：

Pressed from his parents, and ____ that he has wasted too much time , the boy is determined to stop playing video games.

A. realizing B. realized C. to realize D. being realized

题二十四：

_____an important decision more on emotion than on reason, you will regret it sooner or later.

A. Based B. Basing C. Base D. To base