If you _______ (leave) milk out of fridge, it ______ (go) bad.
If you leave milk out of fridge, it goes bad.
If you ___ (get) up early, you ___ (be) on time.
If you get up early, you will be on time.
If I ____ (meet) my favourite pop star, I ___ (be) very excited.
If I met my favourite pop star, I would be very excited.
If I ____ (work) extra hours in my job, I ____(receive) more money the next pay day.
If I work extra hours in my job, I will receive more money the next pay day.
If you ____ (add) two and three, you ____ (get) five.
If you add two and three, you get five.
If you_____ (go) to San Francisco, you ___ (see) the Golden Gate Bridge.
If you go to San Francisco, you will see the Golden Gate Bridge.
If I ____ (see) somebody cheating in the test, I ___ (not / report) them to the teacher.
If I saw somebody cheating in the test, I wouldn't report them to the teacher.
If you ____ (practice) speaking in English, you ____ (improve) your skills with the language.
If you practice speaking in English, you improve your skills with the language.
If chemicals ____ (not / add) to food, it ____ (can / not) be stored for a long time.
If chemicals aren't added to food, it can't be stored for a long time.
(Not / take) part in the even you ____ (not / be) ready.
Don't take part in the even you aren't ready.
I ___ (can / ask) my friend for advice if I ___ (have) some difficulties.
I could ask my friend for advice if I had some difficulties.
When we _____ (go out) with firends, we always _____ (have) lots of fun.
When we go out with firends, we always have lots of fun.
Metal doesn't change its state (if / unless) it's melted.
Metal doesn't change its state unless it's melted.
It ____ (can) be difficult to solve this problem if you _____ (not / learn) this rule.
It could be difficult to solve this problem if you don't learn this rule.
If I (have) more time, I would read more.
If I had more time, I would read more.
If he _____ (not pay) attention to the class, he _____ (not understand) understand the topic.
If Oscar didn't pay attention to the class, he wouldn't understand the topic.
If you ____ (not / heat) water, it _____ (not / boil).
If you don't heat water, it doesn't boil.
He ____ (not / be) able to win unless he ___ (practice) a lot.
He won't be able to win unless he practices a lot.
If athletes ____ (take) performance-enhancing drugs, many current records ____ (be) broken.
If athletes took performance-enhancing drugs, many current records would be broken.
If I ____ (be) the president, I ____ (do) the right thing.
If I were the president, I would do the right thing.