【正文】 種。 Did he have to go to bed by 11:00 last night? 昨晚，他不得不 11點(diǎn)前上床睡覺嗎？ 1) 表示能力， “ 會(huì)，能 ”。t be late for work/class/meeting. 上班 /上課 /開會(huì)別遲到。 如 : Do you have anything else to do？ Who else did you see? must not break the _______ (規(guī)則 ). can’t make too much noise in the _________ (走廊 ). have to wear ____________ (運(yùn)動(dòng)鞋 ) for gym class. 4. He _______ (步行 ) two kilometers to work every morning. 5. She has to ______ (洗 ) the dishes after meals. rules hallways sports shoes walks wash Exercise 1. 詞匯 1. Sit down. 2. Come in. 3. Eat at home. Don’t sit down. Don’t e in. Don’t eat at home. 2. 把下列祈使句改成否定句 4. Listen to music outside. 5. Do your homework at school. Don’t listen to music outside. Don’t do your homework at school. 3. 用 can和 can’t填空 1. Mr Green ______ smoke here, because there’s a sign on the wall. It says “No smoking” . 2. It’s very hot outside. You ______ wear a hat. 3. We ______ eat in the classrooms, because it’s impolite to teachers. 4. I ______ go to bed after 11:00 on school night. 5. The students ______ read books and magazines in the library. can’t can can can can’t 1. We _______ clean our classroom after school. 2. She _______ make her bed after getting up. 3. It’s late. Mr Green _______ go to work by car. 4. Emily and Peter join a music club. They ________ play the guitar every day. have to have to has to has to 4. 用 have to或 has to填空 Homework 1. Translate so