2018届人教版九年级英语下册课件：Unit 12 Section A 3a-4c.pptVIP

By the time I arrived at the party, everyone else_______ already _________ . 2.When he put the noodles into a bowl, he realized he _____________to add the green beans. Fill in the blanks with the correct forms of the words in the box. rush out forget arrive at go into show up find out had shown up had forgotten 4b By the time my mother came back from the market, I already ______________ the door to go for my piano lesson. 4. Before she got to the airport, she _____________ about the earthquake. 5. When she __________ the movie theater, she remembered she had forgotten to feed her dog. 6. Before she got a chance to say goodbye, he ____________ the building. had rushed out had forgotten arrived at had gone into Write two true statements and one false statement about your day yesterday. Then ask your classmates to guess the false statement. 4c By the time I left for school in the morning, ________________________________ By the end of the school day, ________________________________ 3. By dinner time, I ________________________________ 1. I was about to go up when I decided to get a coffee first.我正要上楼，这时我决定先去喝杯咖啡。 be about to do sth.是一种表示将来的结构，意为“即将、正要做某事”，着眼于眼下就要做，不能与soon， tomorrow等时间状语连用。 The plane is about to take off. 飞机将要起飞了。 Mrs.Brown was about to begin， but Jennie spoke first.布朗夫人 正要开始讲话，珍妮却先讲了。 2. The other planes were full so I had to wait till the next day.其 它班机都已经客满了，因此 我不得不等第二天的。 until和till两者都可作介词、 连词，一般情况下可以互换 使用。 用于肯定句时，主句的动词 只用延续性的，它所表示的 动作一直延续到till或until表 示的时间为止，意为“直 到……为止”； 用于否定句时，主句的动词一 般是非延续性的，也可以是延 续性的，它所表示的动作直到 till或until所表示的时间才发生， 意为“直到……(才)”。 She watched TV until/till her mother came back.她看电视直到她母亲回来。(看电视的动作延续到母亲回来才结束) She didn’t go to sleep until/till her mother came back.直到她妈妈回来，她才上床睡觉。 注:如果要放在句首，只能用until而不能用till。 Until I finished my homework, mother didn’t let me out.直到我做完家庭作业妈妈才准我出去。 * What do you know about these pictures? How about these pictures