Unit 4Dont eat in class. Section A (1a-1c) 任務(wù)一:英漢短語(yǔ)連線搭配。1.arrive late for class A.聽(tīng)音樂(lè)2.run in the hallways B.在走廊里跑3.on time C.在餐廳里4.in the dining hall D.準(zhǔn)時(shí)5.listen to musicE.上課遲到答 案 :1.E2.B3.D4.C5.A任務(wù)二:選擇正確的單詞或詞組填空。1.(Can/Does) Can you eat in class?2.(Dont/Has to) Dont run in the hallways.3.Students (cant/doesnt) cant arrive late for school.4.Does Peter (have to/can) have to go to bed now?5.(Does/Can) Can you listen to music in class? 1 21.Dont arrive late for class.上 課 不 要 遲 到 。剖 析 (1)本句是祈使句的否定句,其結(jié)構(gòu)為:Dont+動(dòng)詞原形。如:Dont look out of the window.不要向窗外看。(2)arrive late for意為“遲到”,相當(dāng)于be late for。如:Mike often arrives late for class.= Mike is often late for class.邁克上課經(jīng)常遲到。 1 22.We must be on time. 我 們 必 須 守 時(shí) 。剖 析 (1)must是情態(tài)動(dòng)詞, 表示“必須; 務(wù)必”, 后接動(dòng)詞原形。如: You must tell me something about it. 你必須告訴我這件事情。(2)on time是固定短語(yǔ), 意為“準(zhǔn)時(shí); 按時(shí)”。如: Its important for the students to be on time for school. 對(duì)學(xué)生來(lái)說(shuō)按時(shí)到校很重要。辨 析 on time與in time 1 2如:Please be here on time tomorrow.請(qǐng)明天準(zhǔn)時(shí)來(lái)這兒。Can you arrive in time to attend the meeting?你能及時(shí)趕來(lái)參加這個(gè)會(huì)議嗎?