【正文】 根據(jù)題意選 C。t。 A Practice ( )4.—Look at the sign! — Oh, I see. We _______ waste water. A. can B. must C. mustn’t D. needn’t 【 解析 】 情態(tài)動詞的用法。由答句中“不”，表示語氣要求很堅決，應該是“必須”。答句意為“是的，你可以，但你必須在午飯之前歸還給我” , 所以選擇 B。Rules and suggestions Module 4 Unit 3 Language in use 4 hang the food in a tree move on by a stream tidy up reach out turn pale play with sticks 把食物掛在樹上 繼續(xù)移動 在小溪旁邊 收拾 。 Presentation 【 2020湖南益陽 】 24. The man ______be my English teacher. He has gone to Canada. A. might B. must C. can’t 【 解析 】 考查情態(tài)動詞的用法。 Practice ( )23. — Who’s singing in the next room? — It _____ be her. She has gone to New York. A. can’t B. must C. shouldn’t D. can 【 解析 】 考查情態(tài)動詞表推測。根據(jù)標志可知為禁止浪費水的標志。 must C. needn39。 C Practice ( )37. —Who’s the man over there? Is it Mr. Black? —It ______ be him. He’s much taller. A. may not B. can’t C. will not D. mustn’t 【 解析 】 考查情態(tài)動用法。 may “可以 ” ； must “必須 ” ；should “應該 ” 。 can B. needn39。故選 A。 —When can I e for the photos? I need them tomorrow. —They should be ready by 12:00. It’s nearly seven o’clock. Jack should be here at any moment. Presentation — _______ I borrow your MP3? — Sure. Here you are. A. May B. Should C. Must D. Would — Is John ing by train? — He _______, but he may not. He likes driving his car. A. must B. can C. need D. should Presentation Practice Work in pairs and talk about possible rules for visitors to the forests, using must, mustn’t, should, shouldn’t. eg: Don’t walk on the lawn (草坪 ). You should take care of the lawn. … Presentation ( )1. — May I go out now, Dad? — No. You _____ let your mother know first. A. can B. may