Present Real Conditionals
It is used in sentences for general truths. The if clause talks about a condition, and the result clause talks what happens when the condition occurs.
Also we often use even if then the result is surprising.
[ If clause, ] [ Result clause ]
- If it’s sunday, the bank is closed.
- If you use a pen for your exam, it’s better.
- Even if it’s sunday, the new bank stays open.
PRC also can be used in sentences when you want to express habits.
- If I’m surfing the Web, I use Google.
- If I shop online, I use Amazon.
- If I have free time, I spend it with my friends.
You can use modals in the result clause.
- If It doesn’t work, you can return it.
- If you are sick, you should take some rest.
The result clause can be used for imperatives, to give instructions, commands and invitations that depend on a certain condition.
- If you don’t have enough battery, start to charge it.
- If a site is not secure, don’t enter your information.
[*] Use a comma between the two clauses only when the if clause come first.
If I’m surfing the Web, I use Google.
or
I use Google if I’m surfing the web.