【正文】
sk, decide, be sure等且主句的主語和賓語從句的主語一致時,往往可以將賓語從句改寫為“疑問代詞 /疑問副詞+不定式”結(jié)構(gòu)。 活學(xué)活用 1. (1)2022孝感 Let39。s discuss when we shall go to the Sea World. (改為同義句 ) Let39。s discuss ________ ________go to the Sea World. Lesson 19 A Story or a Poem? when to (2)2022海南改編 After two hours39。 drive, the driver decided________ and have a rest. A. stop B. to stop C. stopping D. stops Lesson 19 A Story or a Poem? B 2 Every story must have a beginning, a middle and an end. 每個故事一定有開頭、中間和結(jié)尾。 Lesson 19 A Story or a Poem? [探究 ]句中 must表示 ________推測,意為“ __________”。 must一般用于 ________句中,表示對現(xiàn)在的情況進行推測、推論或判斷,一般把握性較大。 They must be walking along the river bank. 他們一定正在沿著河岸散步。 肯定 一定,肯定 肯定 Lesson 19 A Story or a Poem? [拓展 ] (1)否定形式“ can39。t+動詞原形”表示把握性較大的推測,意為“不可能”。 It can39。t be my book. 它不可能是我的書。 (2)must的否定形式為 mustn39。t,意為“不準,禁止,不可以”。 You mustn39。t lend the book to others. 你不可以把這本書借給別人。 2. (1)2022成都改編 This pair of glasses________ be Tony39。s. He39。s the only one who wears glasses. A. must B. might C. can39。t D. mustn39。t Lesson 19 A Story or a Poem? A (2)2022臨沂 The little boy has just had lunch. He ________ be hungry already. A. must B. mustn39。t C. can D. can39。t Lesson 19 A Story or a Poem? D