Conditional sentences: if unless when in case of

I'm taking last year's accounts with me to the tax office _______ they want to look at the figures.

• if

• unless

• when

• in case

I won't mention that he's left ______ someone asks.

• if

• unless

• when

• in case of

It'll be worth our while to continue producing large quantities ______ we continue to market and promote the product. Otherwise, we should slow down production.

• in case of

• as long as

• unless

• when

The bank will continue to transfer the interest to your current account ______ instructed otherwise.

• if

• when

• unless

• in case of

The organisers of the event have made arrangements for indoor as well as outdoor activities ______ rain.

• if

• unless

• when

• in case of

We're prepared to go ahead with it ______ it doesn't jeopardise our positions.

• unless

• in case of

• as long as

• when

______ you hear otherwise, assume there'll be sixteen of us coming to the conference.

• if

• as long as

• in case of

• unless

We've installed an alarm link with the local police station ______ burglary.

• when

• unless

• in case of

• as long as

______ you exercise regularly, you'll lose some weight.

• if

• unless

• when

• in case

If she works harder, she ______ her paper in time.

• will finish

• would finish

• will be finishing

• will have finished