The surgeon suggested that he __________ at once.
| A．needed operating on | B．needed operation |
| C．need operating on | D．need to be operated |
The hurricane and the damage ___________ caused have done much harm to the United States.
| A．that | B．it | C．what | D．when |
________ the housing price, several measures have been adopted in the last two years.
| A．Lowering | B．Having lowered | C．To lower | D．To have lowered |
_____________ the ability to speak, so he used sign language to communicate with others.
| A．As he lost | B．He lost | C．Having lost | D．His being lost |
I just choose a simpler life style, ______________ where I can ride my bike all over and do not have to make a great living to survive.
| A．it | B．that | C．the one | D．one |
Shooting, as __________ means of survival originally, developed into _________ sport only in the late 19th century.
| A．a; a | B．the; the | C．a; the | D．the; a |