1 I'll look for your notebook and if I (find) it I (give) you a ring. 2 If you (smoke) in a non-smoking...

I'll look for your notebook and if I find it, I will give you a ring.

• "Find" is in the present simple tense because it’s a conditional statement about a future event. "Will give" is used to indicate the future action that depends on the condition being met.

If you smoke in a non-smoking compartment, the other passengers will object.

• "Smoke" is in the present simple tense as it sets the condition. "Will object" is used to show the likely reaction of the passengers in the future.

I'll wash the glasses in this nice hot water.

• No, don't. If you put them into very hot water, they will crack.
• "Put" is in the present simple tense to indicate the action that might be taken. "Will crack" shows the possible future result of that action.

If you see Tom, tell him I have a message for him.

• "See" is in the present simple tense because it’s a condition. The main clause "tell him I have a message for him" is an imperative sentence.

If he wins he will get £1,000; if he comes in second he will get £500.

• "Wins" and "comes" are in the present simple tense to set the conditions. "Will get" is used to show the future outcomes based on those conditions.

If you feel too hot during the night, turn down the central heating.

• "Feel" is in the present simple tense as it sets the condition. The main clause "turn down the central heating" is an imperative.

Tom: Jack is a translator; he translates 1,000 words a day and gets £100 a week, which he says isn't enough to live on. Bill: Well, if he wants more money, he will have to do more work. Advise him to translate 2,000 words a day.

• "Wants" is in the present simple tense for the condition. "Will have" indicates the necessity that will arise if the condition is fulfilled.

If you finish with your dictionary, I'd like to borrow it.

• "Finish" is in the present simple tense to set the condition. "I'd like to borrow it" is a polite request that depends on the condition being met.

Jack (in canoe): Watch me! I'm going to stand up! Tom (on the bank): He's an idiot! If he stands up in the canoe, it will capsize.

• "Stands" is in the present simple tense to set the condition. "Will capsize" indicates the likely future result.

The lift wasn't working when I was here last. If it still doesn't work, we will have to use the stairs.

• "Doesn't work" is in the present simple tense to set the condition. "Will have" indicates the future necessity.

I shan't wake if the alarm clock doesn't go off.

• "Doesn't go" is in the present simple tense to set the condition.

I shan't wake unless I hear the alarm.

• "Hear" is in the present simple tense to set the condition.

If you'd like some ice, I will get some from the fridge.

• "Will get" is used to indicate the future action that will be taken if the condition is met.

He's only sixteen but he wants to leave school at the end of the term.

• If he leaves now, he will be sorry afterwards.
• "Leaves" is in the present simple tense to set the condition. "Will be" indicates the future regret.

I expect it will freeze tonight.

• If it freezes tonight, the roads will be very slippery tomorrow.
• "Freezes" is in the present simple tense for the condition. "Will be" indicates the future consequence.

That book is overdue. If you don't take it back to the library tomorrow, you will have to pay a fine.

• "Don't take" is in the present simple tense to set the condition. "Will have" indicates the future consequence.

Unless Tom takes his library book back tomorrow, he will have to pay a fine.

• "Takes" is in the present simple tense to set the condition. "Will have" indicates the future consequence.

You'd better take the day off if you don't feel well tomorrow.

• "Don't feel" is in the present simple tense to set the condition.

If a driver brakes suddenly on a wet road, he will skid.

• "Brakes" is in the present simple tense for the condition. "Will skid" indicates the likely future result.

If you like, I will get you a job in this company.

• "Like" is in the present simple tense to set the condition. "Will get" indicates the future action that will be taken if the condition is met.

If you would like a job in this company, I'll get you one.

• "Would like" is used in the present conditional form to express a polite offer or suggestion.

My dog never starts a fight. He never growls unless the other dog growls first.

• "Growls" is in the present simple tense to set the condition.

You can use my phone if yours doesn't work.

• "Doesn't work" is in the present simple tense to set the condition.

If you don't know the meaning of a word, you may use a dictionary.

• "Don't know" is in the present simple tense to set the condition.