一句话 时态
2015-02-23 19:49:21 10 举报AI智能生成
反复操练以至于脱口而出！才能运用自如。
作者其他创作
大纲/内容
past过去以往之前
S
Tom was a good boy. 以前是
Tom used to be a good boy. 曾经是（与现在不是了形成对比）
C
Tom was being a good boy at this time yesterday
P
Tom had been a good boy before he got to know Mr. Zhao.之前一直是（后来不是了）
PC
Tom had been being a good boy if his father stayed home last september.
future未来将来以后
Tom will(I shall) be a good boy. 将会是（客观必然性）
Tom seems to be a good boy. （seem 和same同源）有迹象表明是
Tom appears to be a good boy. （只从表面看来）貌是
Tom is going（wants/hopes/wishes/decides/plans）to be a good boy.打算成为（主观）
Tom will be being a good boy at this tomorrow.
Tom will have been a good boy for days by next september.
Tom will have been being a good boy for days while his fatherstays home next september.
一句话时态
present现在
simple
Tom is a good boy. 现在是
Tom must be a good boy. 一定是（肯定推测）
Tom can(not) be a good boy.（迹象或经验表明）可能（不可能）是
Tom may be a good boy. 也许是（不充分肯定）
continuous
Tom is being a good boy these days.
perfect
Tom has been a good boy.一直是/已经是（强调时间段）
PC(完成进行)
Tom has been being a good boy since last year.
past-future过去将来（组合）
Tom could/would/should/might/ be（become） good boy. 状态（动作）
Tom would be being a good boy for days if his father stayed home last september.
Tom would have been a good boy if he hadn't met Mr. Zhao.（如果.......）现在就依然是（实际不是）
虚拟倒装
Hadn't he met Mr. Zhao，Tom would have been a good boy . （如果.......）现在就依然是（实际不是）
Tom couldn‘t /wouldn't /shouldn't/needn't have been a good boy if he had met Mr. Zhao.
Tom would have been being a good boy for days if his father had stayed home next september.
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