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。 ( )5. [2020t B. shouldn39。 單元語法聚焦九 4.表示推測:可能,會 (一般用于疑問句和否定句中 ) Today is Sunday. He can39。ll not be able to e this afternoon. 今天下午我來不了。t could couldn39。 提示:出差 be out on business;臥病在床 be ill in bed One possible version: Dear Tom, Thanks for your invitation. I39。m sorry. I39。寫此類文章要注意以下幾點: 單元主題寫作九 整 體 感 知 1.寫邀請信和回復邀請信都是常見的書信體,是人們在日常生 活、社會活動中常用的一種應(yīng)用文體。m afraid I can39。t e back until next month. My grandma is ill in bed. I have to look after her after school. I also have to take her to the hospital. The English test is ing soon. So I have to study hard for it. Happy birthday! I hope you will have a good time. Yours, Li Ping 自我展示 單元主題寫作九 單元語法聚焦九 情態(tài)動詞 can的用法 can是情態(tài)動詞,它沒有人稱和數(shù)的變化,其后要接____________。t. “你會開車嗎?”“是的,我會。t take the book out of the room. 你不能把這本書拿出這