Conditionals: alternative forms (C1)

HAD it not been for my brother's grit, determination and sheer heroism, they may have all died.

Supposing you LOST your passport, you’d have to go to the embassy, wouldn’t you?

Were the Prime Minister to resign, there would have to be a general election within 30 days. / If the Prime Minister were to resign...

Should your child become anxious or nervous about any activity, it is a good idea to inform the team-leader.

Had I known you were waiting outside, I would have invited you to come in.

We’ll have to cancel the show UNLESS we sell more tickets at the last minute.

Were we to give up the fight now, it would mean the end of democracy in our country.

Supposing he HADN'T RECOGNISED us – he might never have spoken to us.

You can play in the living room as long as/so long as you don’t make a mess.

Supposing I don’t arrive till after midnight, will the guest-house still be open?

You can get a senior citizen’s reduction provided that/providing you’ve got a railcard.

They may do whatever they like PROVIDED/ON CONDITION that it is within the law.

Had Margaret realised she would be travelling alone, she would never have agreed to go.

Should you wish to cancel your order, please contact our customer service department. / If you should wish to cancel your order …

The bank will lend the company 100,000 pounds on condition that they repay the money within six months.

AS/SO LONG as a tiger stands still, it is invisible in the jungle.

WERE/WAS it not for Karen, I might have joined him.

Unless I phone you, you can assume the train’s on time.