Keys to the Exercises（第3页）

2。1）substances2）substantial3）substance

4）substantial5）substantive

1）inquired2）requires3）acquired

4）required5）inquired

1）variably2）invariably3）invariably

3。1）assembly2）scarcity3）tiality

&ful5）salutation6）refusal

7）voluntary

5。authority;unequalled;as;when;literary;whehough;uic

Unit6

AfterYouRead

LanguageFocus

2。1）exg2）besieged3）wastedwithby

4）subdued5）marked6）extricatemyself

7）ted8）scre>

10）resembled

3。1）armful2）plaint3）readiness

4）drowsiness5）protest6）iion

7）monotony8）womaions

10）endanger

5。1）D2）B3）D4）D5）D6）C7）A8）B9）B10）C

Unit7

AfterYouRead

LanguageFocus

2。1）trot2）hobble3）staggered

3。

4。1）brilliaionless3）dreadful4）dignify

5）untie6）supposition7）rescue8）aent

6。1）That2）that3）Whether4）What5）Who

6）whether7）that8）that9）what10）who

Unit8

BeforeYouRead

1。CTTCTC

AfterYouRead

LanguageFocus

1。1）（t）beiheverything

2）（typical）tobeatypicalexampleof。。。

&）losingone’sbelief;beied

4）（wit）a>