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Mike used not to study hard.
= Mike didn’t use to study hard.
迈克过去不努力学习。
2. 一般疑问句
Did + 主语 + use + to do…?
答语:Yes, sb. did. / No, sb. didn’t.
—Did you use to go to museums? 你以前常去博物馆吗?
—Yes, I did. / No, I didn’t. 是的。/ 不是。
3. 反意疑问句
主句,didn’t + 人称代词?/did +人称代词?
Your brother used to have noodles for breakfast, didn’t he?
你哥哥过去早餐常吃面条,不是吗?
He used to smoke,didn't he?
They usedn't to like opera,did they?
:
1.use ... to do ... “用……做……”, to 为不定式的符号。
We use this knife to cut fruit. 我们用这把刀来切水果。
2.物+ be used to do “被用来做……”, 被动语态结构, to后跟动词原形。
This knife is used to cut fruit. 这把刀用来切水果。
3.人+ be/get used to + n. / pron. / v.-ing
“习惯于……”, to是介词, 后接名词、代词或v.-ing。可用于各种时态。
My dad is/gets used to getting up early every day.
我父亲习惯每天早起。
I've got used to being a vegetarian.我已经习惯吃素食。
He is used to hard work.他习惯于艰苦工作。
随堂练习:
1. Mr Black _________________ (以前是一位医生), but now he is a singer.
2. Did your father ______________ (过去常常看电视) after supper?
3. You used to have long curly hair, ___________ (不是吗)?
4. I _______________________ (以前常常骑自行车去上学), but now I _________________________ (习惯走着去).