内容正文:
3.A.separated
B.spread
C.developed
D.decided
4.A.words
B.smells
C.names
D.excuses
5.A.while
B.since
C.unless
D.though
6.A.especially
B.wherever
C.sometimes
D.however
7.A.nice
B.awful
C.sweet
D.fresh
8.A.thinner
B.stronger
C.uglier
D.heavier
9.A.trip
B.test
C.game
D.week
10.A.feel
B.win
C.score
D.change
11.A.fun
B.trouble
C.chance
D.luck
12.A.plan
B.cost
C.meaning
D.danger
13.A.hardly
B.exactly
C.naturally
D.oppositely
14.A.pollute
B.protect
C.warm
D.touch
15.A.when
B.that
C.why
D.what
第4练
科技与生活
第一节
阅读短文,从方框中选择适当的词并用其正确形式填空,使短文通顺,意思完整。每空限填一词,每词限用一次。
which learn your carrot make by high way when healthy
Scientists have worked out a sweet method for those of us who don't like eating vegetables.It works by using a small
machine 1.
tricks our taste buds(into thinking we're eating something else.
The flavour-faking(昧道造假)machine could even2._tasteless food taste delicious!
This small machine works 3.
heating up the“sweet channel"of our tongue(舌头).4.
the channel
is heated,it tells the brain that we're tasting something sweet.In this 5.
our taste buds will be cheated!
The hope is that the tasty invention will help people to eat more 6.
while enjoying the taste of the food they
love.Just imagine,7.
that taste like cakes!
It's even thought that it could help developing countries that don't have enough sugar because of 8.
costs—now
that's what we call sweet seience.
It could be 20 years before the small machine hits the streets,but you can experience the machine for 9.at
The Big Bang Fair in Birmingham.It is the largest celebration of science,technology and maths for kids who love
10.
just like you!So what food flavours would you like to change?You can start thinking about it now.
第二节
阅读短文,根据语篇要求填空,使短文通顺,意思完整。每空限填一词。
I love bread,and I love all kinds of bread,not just white bread.I love 11.
smell and taste of it.I also love
the feel of it in my mouth.
When did people first start making bread?Nobody knows 12.
sure.However,scientists did find bread crumbs
(in Jordan.They were ov