Лодка прошла 750 метров за 3 минуты. Какая скорость была, если за первые две минуты прошла 450, а за вторую минуту прошла

you…..(put) on some more weight if you….(eat) too much sugar.

if I …. (study) a lot, I…(pass) the year.

lf you …(press) that button,the machine …(stop) functioning.

if you….(not/apologise),she …(not/forgive) you.

if you…(wash) the dishes today, l …(dust) the house.

what …(happen) if I…(press) this button?

if there …(not/be) enough water in the next few years,many people…(die)

if we …(not/recycle),we …(put)our own survival at risk.

it …(be) damaged if you…(press) it too much.

if you …(touch) the dog,it …(bite) you.

students …(get) good marks if they…(study) regularly.

If l ..(be) you,l ..(study) for the final exam.

if my parents…(be) rich,l ..(not/need) to work so much.

if Sara …(have) a good handwriting,l could understand her texts.

lf my computer …(function) properly,l …(use) and it more often.

You…(be) healthier if you …(eat) less red meat.

if we ..(eat) more vegetables, our body…(be) healthier.

if you ..(tidy) up your bedroom every day it …(not/be) in a mess.

I …(not/do) the chores myself if I…(have) more money.

we could stay in Toms house if the two opposite cheerleaders…(appear)

if they …(know) more vocabulary they …(be) able to understand more easily.

there …(be) difficulties in the traffic if it snows.

you will see London eye if you …(visit) London.

if you…(go) to the disco tomorrow you will dance a lot.

if you …(not/go) out please be sure to rent some up-dated films.

l won’t go to the party if it …(rain).

if you…(sit) in the sun you get burned.

if l …(be) even 5 minutes late for work my boss shouts at me.

if you…(speak) too loud l am able to hear you.

if babies …(not/sleep) they become too easily upset.

my friend Laura will be to disappointed if she …(fail) the driving test.

what will you do if she …(refuse) to go out with you?

l will give you a candy if you…(behave) yourself.

l always…(feel) miserable when it rains

You will fell healthier if you …(exercise) regularly.