Conditional Sentences - Type 0, I, II & III

Conditional Sentences - Type 0

Type 0 conditionals are used to express a general truth or a scientific fact. In this type of conditional we can use when instead of if.
General Conditional (if/when +present simple present simple)
1. If you _heat__ (heat) the water to 100 degree, it _boils__ (boil)
2. If you _________(cut) your finger, it _________ (bleed).
3. If the temperature ___________ (drop) to zero degree, you _________ (feel) cold.

Conditional Sentences Type I are used to express a real or very probable situation in the present or future.

Complete the Conditional Sentences Type I (if + present simple  future simple, imperative, can/must/may/etc +bare infinitive).
1. If you (go)__go___________ out with your friends tonight, I ___will watch______(watch)the football match on TV.
2. I __________(earn) a lot of money if I __________(get) that job.
3. If she _____________ (hurry / not), we __________ (miss) the bus.

Conditional Sentences Type II are used to express imaginary situations which are contrary to facts in the present, and, therefore, are unlikely to happen in the present or the future. We can use either were or was for the 1st and 3rd person singular in the if-clause. We can also use the structure if I were you, to give advice.
Complete the Conditional Sentences Type II (If + past simple/past continuous .  would/could/might + bare present infinitive)
1. If I ___were________ (be) you, I ____would buy________ (buy) the shoes.
2. If he ________ (try) harder, he __________(reach) his goals.
3. I _________ (buy) these shoes if they ___________(fit).
4. It ____________(surprise / not) me if he ___________ (know / not) the answer.

Conditional Sentences Type III are used to express imaginary situations which are contrary to facts in the past. They are also used to express regrets or criticism.
Complete the Conditional Sentences Type III (If + past perfect/past perfect continuous  would/could/might +have+ past participle).
1. If we ___had listened_______(listen) to the radio, we __would have heard_____(hear) the news.
2. If you __________(switch) on the lights, you ____________(fall / not) over the chair.
3. She ____________ (come) to our party if she ______________(be / not) on holiday.