Inglês da Professora Denise Mardegan

1: Talking about the present: must / might / could / may / can't must  + infinitive might  /  might not  + infinitive could  /  could not  + infinitive may  /  may not  + infinitive can't  + infinitive For example: I am waiting for Julie with another friend, David. I ask: 'Where is Julie?' David guesses: She  must  be on the bus. (I'm fairly sure this is a good guess) She  might  come soon. (maybe) She  could  be lost. (maybe) She  may  be in the wrong room. (maybe) She  can't  be at home. (I'm fairly sure this isn't true) Notice that the opposite of  'must ' is ' can't  in this case. Will / won't We use  will  and  won't  when we are very sure: She'll be at work now. Should / shouldn't Should  and  shouldn't  are used to make an assumption about what is probably true, if everything is as we expect: They...

If you think something is possible in the future, you are making a prediction. I think England  will win  the next World Cup. These are the most common expressions for making predictions. The percentages (%) are very  approximate - just to show you the order of the expressions. It'll definitely rain. 100% chance of rain It'll almost certainly rain. It's bound to rain. 90%-99% It'll probably rain. It's likely to rain. 80%-95% It'll possibly rain. It might rain. 50%-80% It might not rain. 20%-50% It probably won't rain. It isn't likely to rain. 5%-20% It almost certainly won't rain. 1%-5% It definitely won't rain. 0% chance of rain Notice the position of words like "definitely" - before "won't", but after "will". We often use 'be going to' instead of 'will' for predictions. There usually isn't a difference, but 'be going to' can mean that we have a reason for mak...