1 . On            side of the street there are some trees.

A．both

B．either

C．every

D．all

2 . My brother once gave me a toy bird, ________ designed to balance on the edge of a bowl of water and repeatedly dunk its head in the water.

A．which

B．what

C．it

D．one

3 . It is a surprising and important gap, ________ health-workers and policymakers can’t afford to ignore.

A．one that

B．where

C．the ones

D．of whom

4 . A child who lives in a boring environment will develop his intelligence less than _________ who lives in rich and varied surroundings.

A．that

B．one

C．other

D．either

5 . Not all these books are second-hand; _______ of them are new.

A．all

B．none

C．some

D．each

6 . Many people expressed concern, but _______were willing to help.

A．the other

B．other

C．others

D．another

7 . Drunk driving, causing great damage ________ a high rate in traffic accident, is a major concern, ________ we each should pay special attention to.

A．in; that

B．in; which

C．at; one

D．at; that

8 . ________ of them felt tired but quite happy after ________ sports meeting.

A．Everyone; a two days	B．no one; the two days
C．Every one; the two-day	D．None; a two-day

9 . 我对植物和动物都感兴趣。(be interested in) （汉译英）

10 . Doctors’ suggestions for dosage: ________ tablet each day for two weeks.

A．each

B．every

C．one

D．any