实用综合教程(第二版)第三册Unit1.ppt

BR_Background Information1 BR_Background Information2 BR_Video Clip1 BR_Video Clip2 BR_group discussion BR_spot dictation GR_Part Division.. GR_Further Understanding DR_text1-2_S DR_text3-4-5_S DR_text6-7-8_S DR_text9-10_S DR_text11-12_S DR_text1-2_W DR_text3-4-5_W DR_text6-7-8_W DR_text9-10_W DR_text11-12_W DR_text1-2_S-INSTANT DR_text6-7-8_S-OFTEN DR_text9-10_S-STAYING DR_text11-12_S-NOT DR_text1-2_W-instant DR_text3-4-5_W-TOUCH DR_text3-4-5_W-keep in touch DR_text3-4-5_W-COMMUNICATE DR_text6-7-8_W-mean DR_text6-7-8_W-express DR_text6-7-8_W-take away from DR_text9-10_ W-linit DR_text11-12_W-admit DR_text11-12_W-EXPENCE AR_vocabulary_main AR_vocabulary_useful… AR_vocabulary_Synonyms AR_Writing_main AR_Writing_summary AR_Writing_error1… AR_Writing_error2… AR_Writing_1… AR_Writing_2… AR_Writing_3… AR_Writing_4… AR_Writing_5 AR_Writing_6 AR_Writing_7 AR_Writing_8 AR_Writing_9 AR_Integrated Exercises_main AR_Integrated Exercises_ST1 AR_Integrated Exercises_ST2 AR_Integrated Exercises_SD AR_Integrated Exercises_Talk about picture1 AR_Integrated Exercises_Talk about picture1 AR_Integrated Exercises_Talk about picture2 AR_Integrated Exercises_Talk about picture3 AR_Integrated Exercises_Talk about picture3 AR_Integrated Exercises_Talk about picture4 Even parents and teachers who don’t like IM have to admit that at least children are writing. And their typing skills are improving. Is it at the expense of proper English? “Not so long as they learn the difference between formal and conversational English,” says Naomi Baron, a professor of linguistics. “Language has always changed, and it always will,” says Baron. “It must change as the things we do and the things we meet change.” That’s good news! G2G. L8R. expense NB: n. 花费；代价，其动词形式为expend， expend sth. on / upon sth. 在……上花费（时间或金钱） expend sth. (in) doing sth. 在做某事上花费（时间或金钱） Examples: The old lady expended most of her savings on stocks. The time a child expends in watching TV directly affects his aca