牛津譯林版高中英語必修四unit2sportingeventsgrammarandusage課件-展示頁
2024-11-29 06:32本頁面
【正文】 t the answer this very afternoon． （允諾） He shall be sorry one day． I tell you． (警告 ) Nothing shall stop us from fighting against pollution． (決心 ) shall / will will在肯定句中表示意愿或決心時，是可以用于條件狀語從句的。用于第一、三人稱。如： ?We must be strict with ourselves in everything． ?In cities with many cars, some people have to wear masks． obligation have to / must She might win a medal at the Olympics. She may be at home now. She could read and write at the age of 4. She should e to join us. She ought to / will / must help me whenever I am in trouble. certainty might / may/ could / should / ought to / will / must very uncertainty almost certainty can / could / may / might could比 can 更委婉， might比 may 更委婉 ? — Can I watch the Olympics ? ? — Yes, you can. No, you can’t. ? — May I watch TV after finishing my homework? ? — Yes, you may. / No, you mustn’t. / No, you may not. / No, you’d better not. permission informal / spoken formal / written ? — Will / Can/ Could/Would you help me with my training? ? — Yes, I will/can/can/will. will / can / could / would make requests informal formal make suggestions ? shall常用于第一，三人稱，表示征求對方意見。 ? 1) must只有現(xiàn)在時，而 have to有現(xiàn)在時、過去時和將來時。 ought to則更多反映客觀情況，在談到法律、義務(wù)和規(guī)定時使用。如： ? Accidents can happen. Anybody can make mistakes． can / be able to can / be able to
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