Zero and First Conditionals

If he  ................(wash) my car, I'll give him $10.

• will wash

• wash

• washes

• is washing

If you ................(heat) ice, it turns into water.

• heats

• will heat

• heat

• are heating

She will be absolutely furious if she .............. (hear) about this.

• hears

• will hear

• will hears

• hear

If he  ....................(work) hard today, can he have a holiday tomorrow?

• work

• works

• will work

• working

What will happen if my parachute..........  (not open)? 

• will open

• wont open

• opens

• open

If you ........(water) plants regularly, they die.

• don’t water

• will water

• waters

• wont water

We cannot go sailing..........the rain stops.

• unless

• if

I won't talk to him .......... he apologizes to me.

• if

• unless

If you...................... (exercise) regularly, you will be able to lose some weight.

• will exercise

• exercises

• exercise

• wont exercise

The show should start at 9:30 ............ they changed the schedule.

• if

• unless