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北师大2003课标版《Lesson 3 Virtual Reality》新课标PPT课件优质课下载
If I Were A Boy
If I were a boy
Even just for a day
I would roll outta bed in the morning and throw on what I wanted then go
Drink beer with the guys
And chase after girls I would kick it with who I wanted.
Q:What’s the difference between the two sentences?
If I am free, I will visit you.
If I were a bird, I would fly into the sky.
→
（虚拟条件句）
→
(真实条件句）
a. if真实条件句 表示条件是真的或有可能实现的, 采用陈述语气。
b. if虚拟条件句 表示条件是虚拟的或几乎无法实现的, 采用虚拟语气。
If we have chances, we can have further cooperation.
If I have another chance, I will visit China again.
if真实条件句用于陈述语气,假设的情况很有可能发生,其中if是“如果”的意思
if条件从句
一般现在时
主句
will ﹨shall+动词原形
情态动词 + 动词原形
What will you do if it rains tomorrow?
I will sleep at home if it rains tomorrow.