Unit 6 When was it invented ?一、Knowledge Summary1. Can you / Could you ……？ 你能……吗？肯定回答：Sure，I’d love / like to. / With pleasure.否定回答：Sorry，I can’t. / I am sorry, but…2. such + a/an + adj. + n. so + adj. + a/an + n. some / any / no + such + n. so many / much / few / little + n.It is really such a great invention.I am sorry that I have no such books.My father bought so lovely a dog.He has so many books in his room.3. Well, you do seem to have a point. 有道理，表示赞同别人的看法或观点You have a point there. = I agree with you.4. how tea was invented by accident. 茶是怎么被偶然发明的by accident 偶然地，意外地 I met her by accident in a crowded car.5. it is said that…据说，有人说It is said that they have won the game.类似的句型还有，it is believed that……人们认为 it is reported that 据报道It is known that……众所知…… it is supposed that 据猜测6. 辨析some time，sometimes，some times与sometimesome time 一时间，提问用how longsometimes频率副词，有时，提问用how oftensome times 几次，几倍 提问用how many timessometime 某时，表示不确切或不具体的时间，提问用wheneg. I need some time to do my homework. She comes to visit us sometimeLucy has been to Beijing some times.Jack wi |
