北京市2019年中考英语一轮复习第一篇教材梳理篇课时训练(十八)

课时训练(十八)

(限时:25分钟)

Ⅰ.单项填空

1.—Peter, the bike looks cool.Is it ?

—Yes.My mother bought it for my birthday.

A.his

B.yours

C.hers

D.ours

2.More and more young people like skiing winter.

A.in

B.on

C.at

D.to

3.Don't look around when crossing the street, you will be in danger.

A.so

B.but

C.or

D.and

4.—Mum, must I leave home at once?

—No, you .

A.can't

B.needn't

C.shouldn't

D.wouldn't

5.— do you visit your grandparents, Tony?

—Oh, once a month.My grandparents live in Tianjin.

A.How long

B.How far

C.How often

D.How many

6.—Which subject do you like , math or Chinese?

—Chinese.

A.good

B.better

C.best

D.the best

7.While I the house yesterday, I found an old photo of my grandparents.

A.cleaned

B.was cleaning

C.clean

D.am cleaning

8.Li Xin English for more than ten years and she is quite good at it now.

A.learns

B.was learning

C.learned

D.has learned

9.Jeff and his father an NBA game tomorrow.

A.watch

B.watched

C.were watching

D.are going to watch

10.My brother a song in the school show last week.

A.sings

B.will sing

C.sang

D.has sung

11.The 2022 Winter Olympics in Beijing and towns in Hebei Province.

A.are held

B.will be held

C.hold

D.will hold

12.—Philip has gone to New Zealand.

—Oh, can you tell me ?

A.when did he leave

B.when he is leaving

C.when he left

D.when is he leaving

Ⅱ.[2018·海淀二模]阅读理解

Lyme Disease—A Medical Mystery

In the autumn of 1975, lots of people in Lyme, Connecticut, suffered from a strange illness.Two doctors from Yale, Allan Steere and Stephen Malawista, began a study that would result in an important medical discovery.

The doctors began by having careful examinations of each patient.They found the patients of all ages were having a set of things hardly seen together, such as headaches, skin rashes(皮疹), swollen knees, fever, tiredness and so on.There was also a high rate of arthritis(关节炎), a painful condition around the knees.No reasons could be found through blood tests.However, they found the most useful information in the interviews with the patients: one quarter of them recalled a skin rash about four weeks before the arthritis appeared.

Then the Department of Health did surveys with the Yale doctors to learn where the disease was most widely seen.It seemed that most patients lived in heavily wooded areas, away from the center of town.Besides, most patients spent a good deal of time outdoors, gardening, camping, or playing.More importantly, some recalled having been bitten by a tick.

By 1977, researchers began to believe that the deer tick was responsible.Then they discovered that a special type of bacteria(细菌), carried by the deer tick, was causing the disease.It was later named Lyme bacteria.The deer tick often feeds on deer.But we can also find it on mice.Scientists then concluded that the bacteria passed from wildlife to ticks to humans.All lived closely among one another in the area.

How could a disease break out so suddenly? Many areas of the northeast, including Lyme, Connecticut, were once farmland.Over the years, the farmland was replanted with trees.After the forest grew in, all kinds