——There must be a dozen pens in this house but I can never find one when I need

题型：不详难度：来源：

——There must be a dozen pens in this house but I can never find one when I need one.
——Keep looking. ____ is sure to turn up.

答案

解析

A 此处one特指上文提到的“the one I need”。
A. One B. It C. That D. This

举一反三

The best job is _____which uses your skill in doing something together with your interest in the subject.

A．something

B．the one

C．one

D．it

题型：不详难度：| 查看答案

——Your coffee smells great！
——It’s from Mexico. Would you like ____ ?

A．it

B．some

C．this

D．little

题型：不详难度：| 查看答案

If you can dream _____ , you can do _____.

A．one; it

B．it; one

C．one; one

D．it; it

题型：不详难度：| 查看答案

Evidence obtained from observation and experiment is often used to _____ a scientific theory.

A．confirm

B．confine

C．conform

D．conceive

题型：不详难度：| 查看答案

They only hear while their hands and eyes are_________ occupied.
A other than B. no other than C. otherwise D. other ways

题型：不详难度：| 查看答案