will/ be going to
degrees of certainty
Conditionals
the environment
100

The students going to go on an excursion.

The students ARE going to go on an excursion.

100

My team will ________ win tonight. I'm sure.

My team will definitely win tonight. I'm sure.

100

If you (mix) blue and yellow, you (get) green.

If you mix blue and yellow, you get green.

100

When ice turns to water it ________

melts

200

I think the temperature is going to increase in the future.

I think the temperature will increase in the future.

200

I ________ go next week but I don't know.

I may/might go next week but I don't know.

200
If you (take) fish out of water, it (die).

If you take fish out of water, it dies.

200

an accident with nuclear power, usually causing radioactivity

nuclear disaster

300

Look at these clouds! It'll rain soon.

Look at these clouds! It's going to rain soon.

300

________ the problem will disappear. 

Perhaps/ It's possible that the problem will disappear.

300

If the sun (shine), we (go out) today.

If the sun shines, we will go out today.

300

the increase in the temperature on Earth 

Global warming

400

It's my birthday next week. I'm going to be fourteen!

It's my birthday next week. I will be fourteen!

400

She definitely ________ run tomorrow because she's got a broken leg.

She definitely won't run tomorrow because she's got a broken leg.

400

The teachers (not be) happy if students (not do) homework.  

The teachers aren't happy if students don't do homework.  

400

an accident when oil comes out of its container, for example, at sea

oil spill

500

I can't meet you tomorrow because I'll write an exam.

I can't meet you tomorrow because I'm going to write an exam.

500

They _________ won't go out tonight because they have an exam tomorrow, but it's not impossible.

They probably won't go out tonight because they have an exam tomorrow, but it's not impossible.

500

I (not bring) the dog if you (not want) me to.

I won't bring the dog if you don't want me to.

500

the process of making the air, water or land worse, with chemicals, for example

Pollution