31.The two ladies are _______ the same age, but there seems to be ten years _______ them.
| A．at; between | B．about; among | C．as; among | D．of; between |
I don't mind _______ the decision as long as it is not too late.
| A．you to delay making | B．your delaying making |
| C．your delaying to make | D．you delay to make |
______ care of the baby, or it may fall ill.
| A．Take | B．Taking | C．Taken | D．To take |
The old man lives at home but he never feels _________.
| A．alone; lonely | B．lonely; lonely |
| C．lonely; alone | D．alone; alone |
My classmate Lily is in English because she once stayed in the U.S. for several years.
| A．loose | B．active | C．fluent | D．good |
Gerneally speaking, it is difficult to breathe at a high of Tibet (西藏).
| A．altitude | B．attitude | C．length | D．width |