新概念英语第一册第131-132课-Don’t be so sure

新概念英语第一册第131-132课:dont be so sure lesson 131 dont be so sure!别那么肯定!listen to the tape then answer this question.whats the problem about deciding on a holiday?听录音，然后回答问题。决定如何度假有什么为难的地方？martin: where are you going to spend your holidays this year, gary?马丁：加里，今年你们打算去哪里度假？gary: we may go abroad. im not sure. my wife wants to go to egypt.id like to go there, too. we cant make up our minds.加里：我们可能到国外去，但我不敢肯定。 我妻子想到埃及去，我也想去那儿。我们还拿不定主意。martin: will you travel by sea or by air?马丁：你们乘船去，还是乘飞机去？gary: we may travel by sea.加里：我们可能乘船去。martin: its cheaper, isnt it?马丁：这更便宜些，是吗？gary: it may be cheaper, but it takes a long time.加里：可能是便宜些，但花的时间长。martin: im sure you will enjoy yourselves.马丁：我肯定你们一定会玩得很痛快。gary: dont be so sure. we may not go anywhere. my wife always worries too much.v加里：别那么肯定。我们可能哪里也去不成。我妻子总是担心那的。whos going to look after the dog?谁来照看狗啦？whos going to look after the house?谁来看管房子啦？whos going to look after the garden?谁来照料花园啦？we have this problem every year. in the end, we stay at home and look after everything!我们每年都碰到这类问题。算了，我们呆在家里来照看一切。new words and expressions生词和短语egyptn. 埃及abroadadv. 国外worryv. 担忧notes on the text课文注释1 we may go abroad.我们可能去国外。在英文中用may来表示可能发生钓事情，在may后面加动词原形。请注意may表示的是一种可能性。这与第127课所讲的表示有根据的推论是有区别的。2 make up our minds 打定主意3 dont be so sure.别那么肯定。在祈使句中，be动词的否定形式要用dont be，这种结构常常用于劝告。4 we might not go anywhere. 我们可能哪里也去不成。might可以用来表示一种可能性，但它表示的“肯定”程度还不如may。和may一样，might所表示的是现在或将来的一种可能性。5 look after 照看6 in the end 最后lesson 132 he may be.他可能是 he may have been他可能已经. im not sure.我不敢肯定。lesson 131-132 自学导读 first things first课文详注 further notes on the text1make up our minds,打定主意。make up ones mind是表示下定决心的一种固定用法。2will you travel by sea or by air?你们乘船去，还是乘飞机去？这是一个选择疑问句。 by sea表示“乘船”。 by air表示“乘飞机”。3 take a long time,花很长时间。语法 grammar in use情态助动词may表示可能性may或might都表示“可能”、“也许”。通常既可以用may，也可以用might，不过might所表示的可能性要比may小，且当情况是虚拟的时只能用might而不能用may。（1）may 表示现在或将来的可能性：may+动词原形：the bread may be fresh.面包可能是新鲜的。he may be reading.他可能正在看书。i may go abroad.我可能出国。they may offer me a job.他们也许会给我提供一份工作。（2）may 也可表示过去的可能性，过去式为：may have(done):he was late. he may have been busy.他迟到了。他可能一直很忙。i went out last night, and she may have been reading.我昨天晚上出去了，她可能一直在看书。it may have been right.也可能是对的。thry may have been in the garden.他们可能那时一直在花园里。请比较:he is working。他在工作。(对事实确信不疑)he may be working.池可能在工作。(对现在可能发生的事情的猜测)he must be working.他肯定在工作。(对现在所发生事情有根据的推论)he may have been working.他那时可能正在工作。(对过去所发生事情的猜测)词汇学习 word study1worry v.（1）担忧；发愁：mum always worries too much and it makes her tired.妈妈总是过度忧虑，而这使她疲惫。shes worried that she might lose her job soon.她担心也许很快她就会丢掉她现在的工作。（2）困扰；使不安宁：doesnt it worry you that his health is becoming worse?他的身体越来越差，你不担心吗？she is alway worrying him for presents.她总是缠着他要礼物。2look after（1）照料，照顾，照管：whos going to look after the garden when we are away?我们离开时谁来照料花园呢？sally will help us to look after the children to