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北师大2003课标版《Vocabulary and Word List》新课标PPT课件优质课下载
Read the words together.
The use of some important words and expressions
trap vt. 使困住；使陷入困境；诱骗；n. 陷阱
be trapped in 被困于
The little dog is trapped in the cage. How pitiful it is!
那时她被困在燃烧着的房子里。
She at that moment.
was trapped in the burning house
狗被困在了笼子里，真可怜！
a number of VS the number of
a number of “许多的；大量的”后接可数名词，在句中作主语时谓语动词用____ 形式。
the number of “...的数目”，后接可数名词，在句中作主语时谓语动词用____ 形式。
A number of my friends think I should take a holiday.
我的一些朋友认为我应该休假。
The number of wild animals has become less and less in recent years. 最近几年里，野生动物的数量逐渐减少。
复数
单数
英语中表示“许多”的短语可分为三类
修饰可数名词：a large/great/good number of, a good/great many, quite a few, dozens of, scores of, many a + 单数可数名词，more than one + 单数可数名词
修饰可数或不可数名词：a lot of, lots of, a large quantity of, large quantities of, plenty of, masses of, loads of
修饰不可数名词：a good/great deal of, a large amount of, quite a little
误区警示
large quantities of, a large quantity of 既可以修饰可数名词，又可以修饰不可数名词。“large quantities of + 名词” 作主语时，不管名词是可数还是不可数，谓语动词都用____形式。
“many a(an) / more than one + 单数可数名词”虽表示复数意义，但作主语时，谓语动词要用_____形式。
复数