• Like
  • Save
Can cant
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

Published

 

  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Be the first to comment
    Be the first to like this
No Downloads

Views

Total Views
519
On SlideShare
0
From Embeds
0
Number of Embeds
4

Actions

Shares
Downloads
0
Comments
0
Likes
0

Embeds 0

No embeds

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
    No notes for slide

Transcript

  • 1. Can / Can’t Can is used to talk aboutability and possibility, to askfor and give permission, andto make requests and offers. © Rafael Moreno Esteban 2007
  • 2. Can is a modal auxiliary verb. It is followed by an infinitive without to. There is no –s in the third person singular. I can swim. (=know Questions and negatives how to) are made without do: She can sing. (NOT She cans …)  Can you speak He can run a mile in French? (NOT Do you four minutes. (NOT can speak French?) He can to run…)  I cant swim. (NOT I She can play tennis dont can swim.) very well. (NOT She  You cannot fool him. can to play tennis…) (NOT You dont can fool him.) © Rafael Moreno Esteban 2007
  • 3. Pronunciation notes There are two main pronunciation problems related to can/can’t Can is usually unstressed /kn/ in + sentences like I can sing. The negative can’t is always stressed. Not stressing it can cause a communication problem (the listener may understand can NOT can’t). The pronunciation of this word varies among different groups of native English speakers, from /knt/ to /knt/, The important thing is that we stress it quite strongly. Examples: You can tell them. / You can’t tell them. We only stress can in short answers: Yes, I can. © Rafael Moreno Esteban 2007
  • 4. To talk about theoretical possibility Note that we do not use can to talk about future probability – to say that something will happen in We can use can to talk about future. We express this idea with ‘theoretical’ possibility – to may or might. say that situations and events are possible theoretically.  It may rain this evening. (NOT It Glass can be blown. (It is can rain …) theoretically possible to blow  There may be a strike next week. glass.) (NOT There can be a strike …) Wars can break out any  I may get a job soon. time. (It is theoretically possible for wars to break out Note that might expresses a less any time.) definite possibility than may. Smoking can cause cancer. Could is also used in the same sense. Noise can be quite a problem when you are living in a city.  It could rain this evening. (= It might rain this evening.) © Rafael Moreno Esteban 2007
  • 5. To talk about logical possibility Can is often used in questions and negatives to talk about the logical possibility that something is true. Example: There is the doorbell. Who can it be? With this meaning can is not possible in affirmative clauses. Instead, we use could, may or might. Example: Where is John? He could/may/might be in the garden. (NOT He can be in the garden.) © Rafael Moreno Esteban 2007
  • 6. To talk about abilityWe can use can to talk about present or general ability – to Cannot (also can’t) shows say that we are capable of inability. doing something. I can speak 10 languages.  I can speak French, but I She can cook well. cannot write it. Can you knit?  Most people cannot read I can drive a bus. traffic signals.  I cant drive.Note that be able to can often be used with similar  We do not use can to talk meanings. about future ability. Instead, He is able to support her. we use will be able to or other words. (= He can support her.) They were able to catch the  Someday scientists will be able to find a cure for cancer. thief. (= They could catch the (NOT Someday scientists will thief.) can find a cure for cancer.) © Rafael Moreno Esteban 2007
  • 7. To ask for or give permissionCan is sometimes used to Note that we can also use could ask for and give to ask for permission. It is a permission. Some people, more polite form of can. however, think that may is more correct than can.  Could I speak to Mr. John, please? Can I use your car, John?  Could I have look at your Can we park over there? newspaper? You can go out and play  Cannot is used to refuse after you have finished permission. your homework.  Can I go to the movies, mom? You can park on either No, you can’t. side of the road here. Can I go to the movies, mom? © Rafael Moreno Esteban 2007
  • 8. To make requests and offersCan is used in polite requests and offers of help. Can you turn that music down? I am trying to work. Can you get me a cup of coffee? Can I help you with those bags?Note that Could is a more polite way of making requests and offers. Could you help me with my homework? Could you lend me some money? © Rafael Moreno Esteban 2007
  • 9. ExercisesComplete with a suitable Complete the sentences word: with can or cant. 1 I ______ go out tonight.  1 ______ I park my car Im busy. here? 2 Can you ______ to the  2 Where? I ______ see cinema tonight? him. 3 You ______ park here. Its  3 ______ you help me no parking. with my homework? 4 ______ you tell me the  4 You ______ smoke time, please? there, but not here. 5 She can ______ English  5 Sorry. I ______ well. remember the answer. 6 I ______ play football, but  6 I ______ speak Spanish not basketball and Italian. © Rafael Moreno Esteban 2007
  • 10. ExercisesComplete with a suitable Complete the sentences word: with can or cant. 1 I ______ go out tonight.  1 ______ I park my car Im busy. here? 2 Can you ______ to the  2 Where? I ______ see cinema tonight? him. 3 You ______ park here. Its  3 ______ you help me no parking. with my homework? 4 ______ you tell me the  4 You ______ smoke time, please? there, but not here. 5 She can ______ English  5 Sorry. I ______ well. remember the answer. 6 I ______ play football, but  6 I ______ speak Spanish not basketball and Italian. © Rafael Moreno Esteban 2007