摘要: 情态动词的基本用法 (1)can.be able to 和could ①can和be able to都表示能力.意思上没多大区别.但can只有现在和过去时.而be able to则有更多的形式.但当成功地完成某一具体动作时.通常不用could而用was/were able to来表示.这时was/were able to 相当于managed to.表示经过一番努力.终于能够完成某事.如: Can you use chopsticks? The wounded man still was able to get to the village and was saved in the end. ②can和could can和could都可以表示能力.技能.许可.建议或请求和可能性.但比较委婉客气地提出问题或陈述看法.一般用could.回答时则用can.如: Could you help me carry the bag? Can I help you? (2)may/might ①may/might表示可能.但may比might可能性大.如:-Why isn’t he in class? He may be sick. - He might be sick. ②may/might表示“允许 .may用于现在时或将来时.might常用在间接引语中表过去时.但might也可用于现在时间.表示比较委婉的语气.回答用may.如: He says we may leave. He said we might leave. ③may / might 表示建议或请求.但might比may 更客气.意思更肯定而无过去时态的含义. Yes, you can / may. -May / Might I use your bike? - No, you mustn’t (3)must ①must表示必须.应该.没有时态变化.如: You must do everything as I do. ②must表示肯定的推测.如: The light is still on, so he must be at home. ③mustn’t 表示禁止做某事.如: You mustn’t smoke in the office. (4)have to have to 表示“必须.不得不 .是由于某种外界原因而“必须 .“不得不 做某事.也可表示经常的或习惯性的事“必须 做.have to的否定形式表示不必.have to可用于多种时态中.如: You will have to clean your own boots when you join the army. I have to be at my office every evening. (5)should / ought to ①should和ought to表示应当.应该.前者比后者语气轻.如: You should / ought to work hard. ②should / ought to work hard. Since she is not here, whe should / ought to be in the classroom. ③should / ought to的否定形式表示禁止之意.如: Children shouldn’t smoke. ④should可表示陈述意见.推出建议或请求,而ought to可以表示劝告之意.如: You ought to respect your parents. He suggested that they should leave at once. (6)will / would ①will 用于各种人称表示“意志 .“意愿 或“决心 等.否定式won’t + 动词.如: I will tell you all about it. Tom won’t do such a thing. ②will用于疑问句中.常用在第二称时表示说话人向对方提出“请求 或“询问 如: Will you please tell her the news when you see her? ③will 表示习惯性的动作.有“总是 .“惯于 的含义.如: Fish will die out of water. ④would 表示客气的请求.建议或意愿.如: Would you please be quiet? Would you like coffee? ⑤would 表示过去反复发生的动作.如: When I passed my school I would see my teachers who taught me 5 years ago. (7)need need 作“必要 讲.既可作情态动词.也可作实义动词.作实义动词时后面的动词不定式要带to.其变化与一般动词相同.如: I need to think it over. -Need you go now? -Yes, I must./No, I needn’t (8)dare dare表示“敢 的意思.作为情态动词时.主要用在疑问句和否定句中.dare若作实义动词.后面可带to的不定式.此时to也可以省略.dare与need的用法相似.如: How dare you say that? She doesn’t date(to)ask her father. (9)used to used to表示过去常常发生的动作或存在的习惯.但现在已不复存在了.如: He used to smoke. (10)shall ①shall作为情态动词用于第二.三人称.表示说话人的意愿.有“命令 .“警告.威胁.强制 和“允许 等意思.如: We shall do as our teacher says. You shall have the book as soon as I finish it. ②在疑问句中.shall用于征求对方的意见或请求指示.常用于第一.第三人称.如: Where shall he wait for us? Shall we go out for a walk?

网址:http://m.1010jiajiao.com/timu3_id_3137377[举报]

仔细阅读下面的短文,短文中有10个空格。请根据语境或按照括号内的具体要求完成语法填空、词形变化等。

Thanksgiving Around the World

  Thanksgiving in Canada is much the same as it is in the United States; however, it   1  (celebrate)on a different day-the second Monday in October.In other parts of the world, different cultures also celebrate festivals of thanksgiving.Although they are quite different   2  (介词)the American holiday, they all give thanks for life’s blessings and the celebration of the autumn harvest.

  In Great Britain, Harvest festival is celebrated in late September   3  (连词)early October.Special services of thanksgiving   4  (be)held at local churches to honor the day.Decorations include autumn flowers, fruits, vegetables and other food.

  Jewish people around the world celebrate Sukkot, a festival of thanksgiving that   5  (last)nine days.For this occasion, a Jewish family will build a booth(棚)called sukka.It is then decorated with leaves, branches, and fruits or vegetables from the new harvest.Tables are set up inside the sukka, so meals   6  (情态动词)be eaten inside.The sukka is also a place to pray.

  The Festival of the Autumn Moon, or Zhong Qui, is the Chinese   7  (celebrate)of thanksgiving.It is held on the   8  (eight)month of the Chinese calendar.The Moon Goddess is honored with mooncakes, and children parade with colored lanterns in the evening.

  In southern India, people in Kerala hold the harvest festival of Onam.Samaritans give food to   9  (who/those)in need and homes are decorated with flowers.The celebration continues late into the night with spectacular displays of fireworks.

  A Lithuanian thanksgiving tradition involves the creation of a boba(meaning old woman)from the last bunch of grain at harvest time.The grain is fashioned into a doll shape and decorated with ribbons(丝带)and flowers.Keeping the boba until spring is believed   10  (keep)the spirit of the crop alive until replanting begins the following year.

1.________ 2.________ 3.________ 4.________ 5.________

6.________ 7.________ 8.________ 9.________ 10.________

查看习题详情和答案>>

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网