北师大版2 Numbers 同步练习B卷.doc

北师大版2 Numbers 同步练习B卷一、 单项选择：A. 词语释义从下面每小题的A、B、C、D四个选 (共5题；共10分)1. （2分）The rest of the apples are Mrs Black's. A . The remainder of    B . The best of    C . Some of    2. （2分）—The environment is getting worse and worse.—But many people still don't realize how serious the problem is.A . believe    B . know    C . mind    3. （2分）The king ordered his men to bring all the gold here.A . picked    B . told    C . carried    4. （2分）            means activities of teaching.A . Instructions    B . Expressions    C . Inventions    5. （2分）When something ________, it becomes twice as great in number, amount, or size.A . reduces    B . doubles    C . adds    二、 单项选择：B. 选择题。

从下面每小题的A、B、C、D四个选项 (共12题；共24分)6. （2分）________ people come to Shenzhen for a visit during holidays. A . Thousand    B . Thousands of    C . Five thousands of    D . Five thousand of    7. （2分）—I feel hungry, but I don't want to go out to buy food.—You can eat the rest food in the fridge.A . another dish    B . some more food    C . the remaining food    8. （2分）— Can you          to keep the secret?— Of course. I won't tell anyone else.A . refuse    B . mind    C . promise    9. （2分）I gave him a book as a(n) present.A . example    B . gift    C . apology    10. （2分）—Nine people died in the car ________ yesterday.—I'm sorry to hear that.A . show    B . story    C . accident    11. （2分）Don't worry. She can look after your pet __________. A . careful enough    B . enough carefully    C . carefully enough    12. （2分）— What happened?— A/An          . A man was hit by a car.A . story    B . game    C . accident    13. （2分）—How will the contestants compete with each other in the singing competition?—They will ________ each other________ the same song.A . play ...with    B . fight ...against    C . challenge... to    14. （2分）—It is not wise of Emily to say those words.—She may cause trouble for herself.A . smart    B . impolite    C . foolish    15. （2分）一 It is amazing that a man like that was elected (选举).— That’s right.A . surprising    B . exciting    C . moving    16. （2分）Twenty ________ four equals five. A . plus    B . minus    C . multiplied by    D . divided by    17. （2分）—He took part in the composition contest and got a prize.—Great! Congratulations to him.A . reward    B . gift    C . warning    三、 完形填空 (共1题；共10分)18. （10分）根据短文理解，从A、B、C、D四个选项中选择最佳答案填空。

Canada is the second largest 1 in the world. It is over 7,000 kilometres from the 2 coast (海岸）to the east. It 3 six time zones. When it is 9 a.m. in Vancouver on the west coast, it is 1:30 p.m. in St John's on the east coast.English and French are the two main 4 in Canada. About 60 percent of its people 5 English, and about 25 percent speak French. More than 70 percent of its population 6 in cities near the US border (边境).Ottawa is the capital. Every year millions of tourists go there to 7 museums and take part in the cultural 8. Toronto is the largest city of the country with about 2.5 million people. Montreal is the second biggest French-speaking city in the world.The maple leaf (枫叶）is the 9 symbol of Canada. The Canadian 10 has a red maple leaf on a red and white background.（1）A . town            B . city           C . country     （2）A . west           B . east      C . south     （3）A . finds          B . gives           C . has     （4）A . languages        B . subjects          C . places     （5）A . say            B . tell        C . speak     （6）A . study           B . play           C . live     （7）A . see          B . visit            C . find     （8）A . activities     B . jobs          C . hobbies     （9）A . national        B . natural           C . scientific     （10）A . bag         B . flag         C . book     四、 阅读理解 (共4题；共36分)19. （8分）根据短文理解，选择正确答案。

EMost of the flowers in nature are red, orange and yellow. If we have seen a black flower, it’s chance in a million.People have made a survey to colors of more than four thousand kinds of flowers and discovered that only eight of them are black.As we know, sunlight is formed by seven different colored lights. The wavelength of each light is also different, so the quantity (量）of heat in each light is also different. Flowers, especially their petals (花瓣), are easy to be harmed by high temperature.Black flowers can take in the light of all the wavelengths that make them dry up because of high temperature, so black flowers can hardly resist (抵抗）sunlight. But red, orange and yellow flowers can protect themselves from sunlight by reflecting (反射) the red light, orange light and yellow light, each of which has a large quantity of heat.（1）It is             to see a black flower.A . impossible    B . two fifths    C . very common    D . chance in a million    （2）The passage tells us 。