If and when clauses

Your uncle ___ (to get) angry tomorrow if you throw a snowball on his face.

When you mix white and black, it usually ___ (to become) grey.

If Charlie ___ (to fly) to France, Emma will be sad.

Unless you ___ please, I won't help you.

• say

• don't say

• says

• doesn't say

If Peter rides his bicycle carelessly, he ___ (to have) an accident.

Fishermen stay at home if ___

• there is a carnival.

• there is a storm.

• there is sunshine.

• there is some light wind.

• everything is ready.

Your teeth look white and healthy ___

• if you brush them regularly.

• if you don't eat anything.

• if you get up very early.

• unless you use an oral irrigator.

• unless you clean them regularly.

Mary will put things away ___.

• when she will have time

• when she has time

• when she have time

• when she haves time

• when she will has time

He will call me ___.

• when he arrives to London

• when he doesn´t arrive to London

• when he will arrive to London

• when he arrive to London

• unless he arrives to London

Don’t sit down ... we ask you.

• until

• after

• while