英文紀錄 ¶

Conditionals ¶

分為三大類 Zero Conditional The First Conditional The Second Conditional

Zero Conditional ¶

There are things which always happen.

Facts, habits, daily routines, universal truth, rules and scientific

Form ¶

If + Present form + Present form or imperative

Example ¶

If water is heated to 100C, it boiled

The First Conditional ¶

Thins might happen in the future

現在或未來都可能發生的

Form ¶

If + Present form + Future form

Future forms include the future simple, future continuous, future perfert simple and future perfect continuous.

Example ¶

1. future perfect simple
If he does not get 65%, he will have spent a lot of money.

2. future simple
If I have any questions, I will ask the teacher.

3. simple
Online communication can be dangerous if people do not take care with their personal details.

注意逗號

The Second Conditional ¶

Is possible but much less probable than in a conditional 1 sentence. Also use in unreal events.

與現在事實相反

Form ¶

If + subject + simple past tense + subject + would/could/shoud/might + VR

通常會用 were

Example ¶

If electric cars did not have such large batteries, they would be faster ti drive.

I would not leave my wallet in the classrome if I were you!

Emma would not miss class unless she were really ill

總結 ¶

Zero vs First ¶

The First Conditional -> descripe a particular situation.

Zero Conditinal -> Facts

First vs Second ¶

First -> 100%, really happen

Second -> 70% , probably happen

If she studies hard, she will pass the exam.
> she studies hard and she will pass
> 一定會過

If she studied hard, she would pass the exam.
> If she studied hard in the past, she probably pass the exam or not, we dont know.
> 可能會過，也可能不會過

Reference ¶

The First Conditional

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