Complete the second sentence so that it has the same meaning to the first one.
1.Don't be impatient or you will make mistakes.
\(\Rightarrow\) If ....
2.I didn't eat lunch ,I feel hungry now.
\(\Rightarrow\) If I ....
3.It hadn't rained,we would have a better crop.
\(\Rightarrow\) But for.....
4.If you want my advice,I wouldn't buy it.
\(\Rightarrow\) If I....
5.I only come if they invite me.
\(\Rightarrow\) Unless...
6.He didn't revise all his lessons,he failed the exam
\(\Rightarrow\) If he....
7.His sister sent her money,so he continued to study.
\(\Rightarrow\) But for....
8.The park is over there,only 5 minutes' walk.
\(\Rightarrow\) If you walk....
9.In case it rain,we'll stay at home.
\(\Rightarrow\) If it...
10.Let me give you my advice.You should cut down on smoking right now.
\(\Rightarrow\) If I ....
11.Leave me alone or I'll call the police.
\(\Rightarrow\) Unless...
12.If you arrive at the office earlier than I do,please turn on the air-conditioner.
\(\Rightarrow\) Should....
13.The children don't go to school in the snowy weather.
\(\Rightarrow\) If it....
14.He died so young ;otherwise,he would be a famous musician by now.
\(\Rightarrow\) Had....
15.You must tell me the whole truth or I won't help you.
\(\Rightarrow\) Unless....
16.The car breaks down so offen because you don't take good care of it.
\(\Rightarrow\) Were I.....
17.He is very bad-tempered,that's why his wife left him soon affer marriage.
\(\Rightarrow\) If he...
18.Don't tell lies to your boss or you'll be fired at once.
\(\Rightarrow\) If....
19.She got married at such an early age:otherwise,she would be at university now.
\(\Rightarrow\) Had....