情态动词表示“应该 .“必须 (shall, should, may, might, must, ought to) (1)shall 和 should 用于表示“必须 : ①. Each member shall wear a name card. 每一个会员必须配带名卡. ②. I should answer his letter as soon as possible. 我应该尽快给他回信. ③. You shouldn't judge a man always by the clothes. (shouldn't “不应该 含有劝告的意思) 你不应该总是以貌取人. ④. The rules shall take effect on Jan. 1st. (shall 用于规章等.表示义务和规定) 新规则于一月一日起生效. (2)may 和 might 用于表示“应该"(多用于法律等条文.一般上多用 shall): ①. Payment may be paid by check. 应以支票付款. ②. You might ask before you use my computer. 你应该先问过再使用我的电脑. (3)must 用于表示“必须 .“务必 : ①. You must keep the place clean. 你务必保持地方干净. ②. We must obey orders. 我们必须服从命令. ③. Must I pay now ? (如回答不必时.需用 needn't 或 don't have to) 我现在就得付款吗? 查看更多

 

题目列表(包括答案和解析)

阅读下面短文,用括号内所给动词的适当形式填空 (必要时可加情态动词或助动词)

Mr. Brown was going away for a week. Before he left, he said to his son, "if anyone ? 1.???? (ask) for me, you can tell him that your father __2.____(be) out for doing something, and __3.___(come) back in a week, then be sure? __4.___(tell) him to sit down for __5._____(have) a cup of tea."  "OK, Dad," said his son. But he was afraid his son couldn’t remember this, he ___6.____( write) these words down on a piece of paper and gave it to him. His son put it into his small pocket, took it out and looked at it every now and then.

Four days passed, but no one came to see his father. The boy thought that there was no man to come and that the piece of paper was of no more use for him, so he burnt it that evening.

The next afternoon, someone knocked at the door. When the door __7.__ (open), a man? _8.____(stand)at the door ."Where is your father?" The man asked. The boy put his hand into his pocket at once and looked for the piece of paper. He _9.____(not, find )it. He suddenly remembered he had burnt it, so he shouted, "No more."

The man was very surprised. He asked, "No more? I met your father last week. Please tell me when? it_10.____happen ?"  "Burnt yesterday evening."

 

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指出划线词的种类:

She made clothes and shoes for her daughter.

[    ]

  A. 系动词   B. 情态动词   C. 及物动词     D. 助动词

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阅读下面短文,用括号内所给动词的适当形式填空(必要时可加情态动词或助动词)

  A farmer had some dogs to sell.He painted a sign advertising the dogs.A little boy came up to him and said, “Sir, I want to buy a dog.”

  “Well,” the farmer said, “but they(1)________(be)very expensive.” The boy(2)________(take)some changes out of his pocket, “I've got thirty-nine cents.Is that enough to take a dog?”

  “Sure.I have six dogs.You(3)________(choose)any of them.” Then the farmer whistled, “Dolly!” At once, Dolly ran out of the doghouse followed by four little dogs.Then the little boy's eyes(4)________(dance)with happiness.

  But the boy saw another little dog(5)________(move)out slowly.This one was the smallest.She was trying her best(6)________(catch)up with the others…

  “I went that one,” the boy said,(7)________(point)to the last one.The farmer was surprised.“She(8)________(not run)and play with you like other dogs.Will you still want to buy her?” he said kindly.

  Hearing that, the little boy rolled(卷起)up one leg of his trousers.A steel brace(支架)(9)________(tie)on both sides of his leg.Looking up at the farmer, he said, “So you see, Sir.I can't walk very well myself, I(10)________(understand)her.So we will be good friends.”

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用括号内所给动词的适当形式填空,必要时可加助动词或情态动词。

  Did you have a favorite plastic toy when you were a child? Did it break? Did your parents throw it away? Well.I know where it is.It’s floating(漂浮)in the Pacific Ocean.Well, let me explain how it   1  (get)there.

  Many countries put their garbage in the Pacific.Most of the garbage sinks.But plastic floats and   2  (move).The North Pacific Gyre(环流)pulls things towards the middle.So, all the plastic ends up in the same place.One scientist says the area looks just like “plastic soup”.

  This “plastic soup”   3  (discover)about ten years ago.Since that time the amount of plastic in his area   4  (increase)a lot.And this plastic will not just go away, it takes 400 years for plastic to degrade(分解).And, even worse, fish and sea birds are eating the plastic.They think it looks like food.The plastic doesn’t kill them directly, but the fish(who are not smart!)think they are full.So, they stop   5  (eat)and die of hunger.Dolphins and whales will also eat plastic and die.

  Governments are starting to work together to clean up this area, but it will take many years.That’s why we should always try   6  (recycle)plastic…even our old toys.

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根据题意,用适当的情态动词或助动词填空

  -When ________ we meet outside the school gate?

  -At two o'clock in the afternoon.

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