课时训练(十二) Units 5-6(八下)
(限时:30分钟)
Ⅰ. 单项填空
1.[2019·广东]We should take care of the earth we can make a better world to live in.
A.so that B.until C.even if D.while
2.Betty has a beautiful . She wants to be a singer in the future.
A.voice B.look C.noise D.sound
3.— did the rainstorm come?
—While we a physics lesson yesterday.
A.When; have had B.While; are having
C.When; were having D.While; have
4.[2019·安徽]—Shall we go to the airport to your sister?
—I don't think it's necessary. She will come here by taxi.
A.see off B.pick up C.look after D.come across
5.[2019·宿迁]—Anna, how does the dress look on me?
—To tell you the , it doesn't fit you well.
A.trade B.trust C.truth D.treat
6.[2019·鄂州]—Mary, I remember you several years ago.
—Yes, I for 3 years.
A.married; have married B.married; married
C.married; have been married D.have married; have been married
7.[2019·襄阳]—How strange! You sit in your room for a long time, Li Ming.
—I just want to be quiet for a while. I'm sorry, Dad. I failed the test again.
A.in silence B.in person C.in public D.in fact
8.Tea was considered as a kind of good thing that could make people .
A.awake B.sleepy
C.lonely D.hungry
Ⅱ.完形填空
A)[2020·原创]阅读下面短文,从A、B、C、D四个选项中选出最佳选项。
Plants are pretty amazing. They 9 us with food, medicines, and so on. And we're still discovering new species(物种), new uses for plants we 10 and new ways of growing plants. With the world's population getting
11 , here are some of the ways 12 have found.
Plants in space
Some companies are looking at how humans 13 one day travel to Mars(火星) and even set up a space to live in. 14 , there's no chance of taking enough food to last very long. 15 humans live on Mars for a long time, they will need to 16 their own vegetables. But growing plants on other planets is not 17 . For a start, the pull of gravity(重力) is different. Light and temperature levels will 18 be very different.
Storing(储存) seeds(种子)
Around half of the world's food is provided by just 19 plants:rice, corn and wheat. If one of these suddenly
20 , we would have a huge problem. This is unlikely(不可能) to happen soon, but with one in five plants at risk of extinction(消失), it's 21 to make sure we don't lose any plants that might be useful.
Plants far away from cities
In many places across the world, more and more people are living in cities, further away from farms growing
22 and crops. This means that more food has to travel a long way to get from 23 to kitchens, which isn't good for the environment and can lead to food waste.
( )9.A.carry B.offer C.provide D.make
( )10.A.know about B.think about C.worry about D.hear about
( )11.A.more B.larger C.smaller D.fewer
( )12.A.farmers B.doctors C.scientists D.artists
( )13.A.must B.need C.would D.might
( )14.A.However B.Instead C.Finally D.Luckily
( )15.A.Until B.Although C.If D.When
