Nathalie suggested the problem worth paying attention ________at the meeting．

A．to be discussed

B．to been discussed

C．being discussed

D．be discussed

The man insisted ________ a taxi for me even though I told him I lived nearby．

A．find

B．to find

C．on finding

D．in finding

She never dream ________ such a good chance for her．

A．of being

B．of there being

C．there being

D．of it is

He could hardly keep________．

A．woken

B．waking

C．wake

D．awake

The murderer was brought in, with his hands ________ behind his back．

A．being tied

B．having tied

C．to be tied

D．tied

He ________ from the fire, but was badly burnt．

A．tried to escape

B．managed to escape

C．tried escaping

D．managed escaping

The old couple have been married for 40 years and never once ________ with each other．

A．they had quarreled

B．they have quarreled

C．have they quarreled

D．had they quarreled

You should be out ________on such a fine day．

A．instead of in

B．instead in

C．instead of

D．instead

The research is so designed that once ________ nothing can be done to change it．

A．begins

B．having begun

C．beginning

D．begun

________ in the regulations that you should not tell other people the password of your e-mail account．

A．What is required

B．What required

C．It is required

D．It requires