They form a polar molecule, that is, ________ with a slightly positive end and a

题型：0104 期中题难度：来源：

They form a polar molecule, that is, ________ with a slightly positive end and a slightly negative end.

[ ]

A. it
B. that
C. this
D. one

答案

举一反三

Where were you just now? ________ Jack called you on the phone.

[ ]

A. Some
B. Certain
C. One
D. Another

题型：0106 月考题难度：| 查看答案

I"ll never forget the moment, ________ I spent with my closest friend.

[ ]

A. it
B. that
C. when
D. one

题型：0106 月考题难度：| 查看答案

— I saw a wonderful motor car in that shop. Will you go and buy _____?
— No, I"d rather buy____ in other shops. [ ]
A. one, on e
B. it, one
C. one, it
D. it, it

题型：0114 月考题难度：| 查看答案

_____ smoking here will be fined.

[ ]

A. who
B. Whoever
C. Anyone
D. Whom

题型：安徽省期末题难度：| 查看答案

— There must be a dozen pens in the room,but I can never find one when I need them.
— Keep looking. _____ is sure to turn up.

[ ]

A. One
B. It
C. That
D. This

题型：江西省期末题难度：| 查看答案