Future Time Clauses

I'll call you ________ my plane lands.

• as soon as

• in case

• if

I'm going to pack my suitcase _________ I go to bed.

• after

• until

• before

I'll be leaving work early tomorrow ________ my boss has a crisis.

• unless

• before

• if

I'll be meeting an old friend _______ I'm in London.

• in case

• when

• after

Don't worry! I'll call you _________ I open the letter with my exam results.

• if

• the moment

• until

_______ I'm late tomorrow, start the meeting without me.

• In case

• When

• If

Lilly will have packed some sandwiches _______ we get hungry.

• if

• in case

• when

The children will be playing in the park _______ it gets dark.

• until

• unless

• as soon as

_______ we've had lunch we can go for a walk.

• When

• Before

• After

Don't call the emergency number ________ it's a real emergency.

• unless

• as soon as

• if