Will vs Be going to

1. I _ study for my exam tonight. I've already prepared my notes.

• am going to

• will

Answer explanation

This is a plan already made so we use "BE GOING TO"

2. Look at those dark clouds! It _ rain soon.

• is going to

• will

Answer explanation

This is a prediction based on present evidence (dark clouds). we use BE GOING TO

3. I'm not sure, but I think the movie _ (start) at 8 PM.

• is going to

• will

Answer explanation

This is a less certain prediction so we use WILL

4. We've made reservations. We _ eat at the new Italian restaurant tomorrow.

• are going to

• will

Answer explanation

This is a plan already made (reservations).

5. I promise I _ (call) you as soon as I arrive.

• am going to

• will

Answer explanation

This is a promise.

6. The train _ (leave) at 3 PM. We'd better hurry!

• is going to

• will

Answer explanation

This is a scheduled event.

7. I haven't decided yet, but I _ (wear) my blue dress to the party.

• am going to

• will

Answer explanation

This expresses uncertainty and a less definite plan.

8. I _ (help) you with those heavy bags. Let me take one.

• am going to

• will

Answer explanation

This is a spontaneous offer.

9. They've been practicing all month. I'm sure they _ (win) the game.

• are going to

• will

Answer explanation

This is a prediction based on present evidence (their practice).

10. He's already decided. He _ (quit) his job next month.

• is going to

• will

Answer explanation

This is a decision already made.