ZERO CONDITIONAL - IF AND WHEN

If/when you ____ (not/eat) well, you ____ (get) sick.

• If/when you don't eat well, you get sick.

• If/when you doesn't eat well, you get sick.

• If/when you don't eat well you get sick.

If you ___ (heat) ice, it ___ (melt).

• If you heats ice it melts.

• If you heat ice, it melts.

• If you heat ice it melt.

I ___ (like) to visit the museums if ___ (be) in a new city.

• I like to visit the museums, if I'm in a new city.

• I like to visit the museums if I'm in a new city.

• I like to visit the museums, if be in a new city.

A conditional sentence is composed of two parts, a conditional clause and a main clause.

• True

• False

We can replace IF with WHEN but the meaning changes.

• True

• False

Answer explanation

We can replace IF with WHEN without changing the meaning.

Do the following questions have the same meaning?

If my car doesn't work, I take the bus.

I take the bus if my car doesn't work.

• Yes, they do.

• No, they don't.

Answer explanation

You can put IF and WHEN at the beginning or in the middle of a sentence and the meaning doesn't change.

When you ___ (not / know) a new city, ___ (buy) a guidebook to help you.

• When you don't know a new city, buy a guidebook to help you.

• When you know a new city, buy a guidebook to help you.

• When you don't know a new city buy a guidebook to help you.

Plants ___ (die) if they ___ (not/get) enough water.

• Plants die if they don't get enough water.

• Plants dies if they not get enough water.

• Plants die if they doesn't get enough water.

He always ___ (to take) his umbrella when it ___ (to rain).

• He always take his umbrella when it rains.

• He always takes his umbrella when it rains.

• He always take his umbrella if it rains.

​ ​ ​ ___ you ___ (want) to get to work early, ​___ (take) the train.

• If/When you want to get to work early, take the train.

• If/When you want to get to work early take the train.

• If/When you wants to get to work early, takes the train.