Future forms

Future WILL is used when...

• I want to do something new

• I'm making a prediction or making an instant decision.

• I have evidence that something will happen.

Future GOING TO is used when...

• I want to do something new

• I'm making a prediction or making an instant decision.

• I have evidence that something will happen. I'm sure.

____________ learn a new language next semester.  I´ve signed up.

• I'm going to

• I will

• Both are correct.

How much do you believe the new book ____________?

• is going to cost

• will cost

• is costing

I ______ play with you because I have a project to do.

• am not going to

• will not

• will playing

Luis is learning English because he_______ travel to USA.

• will

• is going to

• Both are correct.

Answer explanation

Luis is sure he's going to USA, that's why you use the future form GOING TO.

I forgot my money! Don´t worry.  I _________ lend you some.

• will

• is going to

• Both are correct.

Answer explanation

It's an instant decision, that's why you use the future form WILL

Our team is not complete.  _____  you go with us tomorrow?

• will

• is going to

• Both are correct.

Answer explanation

You're asking a question, so that, you're not sure. That's why you use the future form WILL

I need a lot of ingredients because I _____to prepare dinner tonight.

• will

• am going to

• Both are correct.

Answer explanation

You know you want to prepare dinner, so you're sure what you need. Use the future form GOING TO.