Unit 4 Grammar 语法课件2022-2023学年牛津译林版八年级英语下册

Unit 4 A good read Grammar 1 A Using question words + to-infinitives Gulliver was tied to . He didn’t know what to . He didn’t know how to . We can use a question word with a to-infinitive after a verb. the ground say get away Using question words + to-infinitives Millie has decided .(读什么) Daniel did not say .(与谁聊天) Simon forgot .(何时与朋友见面) Kitty cannot decide .(选哪个) Sandy is wondering ______ ___.(去哪里寻求帮助) Amy doesn’t know ____ _______.(如何写报告) what to read who to talk to when to meet friends where to ask for help how to write the report which to choose 动词 + 疑问词 + 不定式 Millie has decided what to read. Daniel did not say who to talk to about this book. Simon forgot when to meet his friends. Kitty cannot decide which to choose first. Sandy is wondering where to ask for help. Amy does not know how to write the report. 主语 谓语 宾语 宾语 Using question words + to-infinitives Millie has decided .(读什么) Daniel did not say .(与谁聊天) Simon forgot .(何时与朋友见面) Kitty cannot decide .(选哪个) Sandy is wondering ______ ___.(去哪里寻求帮助) Amy doesn’t know ____ _______.(如何写报告) what to read who to talk to when to meet friends where to ask for help how to write the report All question words can be used with a to-infinitive, except why. She will explain why to recommend this book. × She will explain why she recommends this book. √ which to choose 所有疑问句中，只有why不可以与动词不定式