Module 7Unit 1 He can't see.Lead inDo you love dogs? Do you think dogs are helpful?New wordsa lotusefulshowpresenterblinddeaf许多，大量有用的（电视或广播）节目（电视或广播节目的）主持人失明的，瞎的失聪的，聋的New wordshearherfirefirefighterhot dogsausage听到（宾格）她火灾，失火消防队员热狗香肠Listen and chant.Dogs are clever.Dogs are cute.They can help a lot.Dogs are useful.Dogs are cool.They can do a lot.a lotuseful许多，大量有用的GrammarThey can help a lot. a lot 在这里作名词用，意为“许多”，相当于 so many 和 much ，在句子中作宾语。 a lot 还可表示“很；非常；常常”，修饰句中的其他成分。eg:You know a lot/much about English names. He gave her a lot to drink.Listen, read and act out.Amy:Look! There's a TV show about dogs.Lingling:Great! I like dogs.TV presenter:Dogs are very useful.电视节目关于主持人TV presenter:This man is blind. He can't see. This dog helps him.盲的TV presenter:This girl is deaf. She can't hear. This dog helps her.聋的她TV presenter:Last week, there was a fire. This dog helped the firefighters.火灾，失火消防队员Sam:Can we have a dog, Mum?Ms Smart:No, we can't. I'm sorry. Here is your dinner, hot dogs.Lingling:Hot dogs! Are they...?Sam:No. They're sausages and bread.All:Ha ha ...热狗香肠Grammar He can't see. 此句是含有情态动词 can 的否定句， can 的否定形式是can't, 在句中意为“不能”。 （ 1 ）含有情态动词 can 的否定结构句型为：主语 +can't+ 动词原形 . 。表示“某人不能 ( 不会 , 不可能 ) 做……”。其中 can't 是 can not 的缩略式。eg:I can't ride the bike. （ 2 ）含情态动词 can 的肯定句型为 : 主语 +can+ 动词原形 + 其它 .eg:They can play basketball. （ 3 ）一般疑问句句型为： Can+ 主语 + 动词原形 +其它？表示“某人会 ( 能，可以 ) 做……吗？”，用于口语时，常表示请求或许可。其肯定答语用“ Yes, 主语 +can.”作答；否定答语用“ No, 主语 +can't.” 。eg:—C...
