Unit 8 Let's Communicate! Section A Grammar focus 课件 2025-2026学年人教版八年级英语上册

Unit 8 Let’s Communicate!Section A Grammar focus Let’s enjoy a song.Read the sentence.从句在前，从句后要有逗号主句在后从句在后，主句在前，中间没有逗号If引导的条件状语从句包含零条件句和第一条件句。一般表示普遍存在的事实、真理或习惯行为。条件成立时，结果必然出现，不存在任何不确定性。用于表示在特定条件下可能会发生的情况。结果的实现是有条件的，且这个条件有实现的可能性。If + 一般现在时，主句 + 一般现在时。e.g. If you heat water to 100°C, it boils. 如果你把水加热到100°C，它就会沸腾。  If the sun sets, it gets dark. 如果太阳落山，天就会变黑。主句用一般将来时，从句用一般现在时，即“主将从现”。First conditionals 第一条件句主句用一般将来时，从句用情态动词，即“主情从现”。主句用一般将来时，从句用祈使句，即“主祈从现”。talk about possible actions and the results of these actions主句在前，从句在后，中间没有逗号。从句在前，主句在后，中间有逗号。主将从现主情从现主祈从现主现从现Zero conditionals 零条件句First conditionals 第一条件句and 在句意上表示顺承，意为“那么，就”；or 表示转折，意为“否则”。e.g. If you get up early, you’ll catch the school bus. = Get up early, and you’ll catch the school bus. = Get up early, or you won’t catch the school bus. 早点起床，你就会赶上校车。e.g. If there is no sunshine, plants will die. =Plants will die without sunshine. 如果没有阳光，植物将会死亡。 If you help me, I’ll get better grades. =With your help, I’ll get better grades. 如果你帮助我，我将取得更好的成绩。Find more sentences with if-clauses in Section A."If you can't meet, just call your friend.""If it is still hard to talk, take a break.""If you can come, I'll be very happy.""If you want to make some new friends, this is a good chance.""If you talk to ..., I think he / she will be happy to help you."Match the two parts to make sentences.1. If we have a face-to-face meeting,2. If I have good news,3. If you need to leave,4. If you can finish your work early today,5. If the old man has difficulties in hearing,6. If you can’t reach her by phone,A. try texting.B. we’ll understand each other better.C. you can write things down for him.D. I’ll call you right away.E. I’ll call a taxi for you.F. will you join me for dinner?If the old man has difficulties in hearing, you can write things down for him.如果这位老人听力有困难，你可以把事情写下来给他看。e.g. I have great difficulty with English grammar.我在英语语法方面有很大困难。Jack has a good memory. He has no difficulty (in)remembering these words.Jack记忆力很好，他记这些单词毫不费力。David can always face all kinds of difficulties.David总是能够勇敢地面对各种困难。Scan the passages and answer the questions.What kind of texts are they?What forms of communication are they connected with?Fill in the blanks with the correct forms of the verbs in brackets. Then discuss what the situations are and whom the information is for.... If things ________ (go) well, we ________(see) all those old faces again. Just think how great it will be! If you think you can come, ________(drop) me a line and I ________(give) you all the details about the reunion. But promise me you’ll think about it seriously.gowill weedropwill giveSomeone the speaker wants to invite to a reunion.It's about a reunion. The speaker is inviting someone.Hey, it’s me. I wanted to talk to you about the training plan for our team. The new season is coming, so it’s time to make a plan for our training. If we ________ (start) earlier this year, I think we ____________ (perform) better. ________ (give) me a call and ________ (let) me know if you ________ (think) of a good time for everyone to meet. Talk to you soon!startwill performGiveletthinkA member of the team (someone involved in the team's training plan).It's about making a training plan for a team as the new season is coming. IV.翻译句子。1. 如果你想取得好成绩，你必须努力学习。 If you want to get good grades, you must study hard.2. 世上无难事，只要肯登攀。 If you put your heart into it, nothing is impossible.3. If winter comes, can spring be far behind? 如果冬天来了，春天还会远吗？ Goodbye