新人教版必修5

Unit3Lifeinfuture新人教版必修5课后练习：一、单项填空(

)1.

_______

more

attention,

the

tree

could

have

grown

better.

A.

Given

B.

To

give

C.

Giving

D.

Having

given.(

)2.

The

computer

center,

________

last

year,

is

very

popular

among

the

students

in

this

school.

A.

open

B.

opening

C.

having

opened

D.

opened(

)3.

The

first

textbooks

________

for

teaching

English

as

a

foreign

language

came

out

in

the

16th

century.

A.

having

written

B.

to

be

written

C.

being

written

D.

written(

)4.

________

in

thought,

he

almost

ran

into

the

car

in

front

of

him.

)5.

_______

such

heavy

pollution

already,

it

may

now

be

too

late

to

clean

up

the

river.

A.

Having

suffered

B.

Suffering

C.

To

suffer

D.

Suffered(

)6.

The

researcher

is

so

designed

that

once

________

nothing

can

be

done

to

change

it.

A.

begins

B.

having

begun

C.

beginning

D.

begun(

)7.

________

in

1636,

Harvard

is

one

of

the

most

famous

universities

in

the

United

States.

A.

Being

founded

B.

It

was

founded

C.

Founded

D.

Founding(

)8.

When

________,

the

museum

will

be

open

to

the

public

next

year.

A.

completed

B.

completing

C.

being

completed

D.

to

be

completed(

)9.

Prices

of

daily

goods

________

through

a

computer

can

be

lower

than

store

prices.

A.

are

bought

B.

bought

C.

been

bought

D.

buying(

)10.

Don’t

use

words,

expressions,

or

phrases

________

only

to

people

with

specific

knowledge.

A.

being

known

B.

having

been

known

C.

to

be

known

D.

known(

)11.

Unless

________

to

speak,

you

should

remain

silent

at

the

conference.

A.

invited

B.

inviting

C.

being

invited

D.

having

invited(

)12.

Friendship

is

like

money:

easier

made

than

______.

A.

kept

B.

to

be

kept

C.

keeping

D.

having

kept(

)13.

Mr.

Smith,

_______

of

the

________

speech,

started

to

read

a

novel.

A.

tired;

boring

B.

tiring;

bored

C.

tired;

bored

D.

tiring;

boring(

)14.

________

time,

he’ll

make

a

first-class

tennis

player.

A.

Having

given

B.

To

give

C