4.Had it not been for the weather, it would have been a superb weekend.
5.In case there 's an emergency, ring this number.
6.If I were him, I would spend less money on clothing.
7.In case you get lost in the mountains, you should take a map with you.
8.If we had enough money, we will go on holiday.
9.If I were you, I would eat less meat.
10.If only your sister could come.
11.
12.
13.If only you had told me earlier.
14.
15.If you don't pay me back the money, I'll tell your mom.
16.If we don't leave now, we'll be late for the class.
17.If he had listened to our advice, he wouldn't have done that way.
18.Because the sea was rough, the ferry couldn't sail.
19.They set off early in order to reach the village before night.
20.Since they hadn't met our sister before, I introduced her to them.
21.Because it was rain, we couldn't go out.
22.We drove slowly in order for him to follow
23.She left the party quickly so as not to have to say good bye.
24.So as not disturb the children, we left quietly.
25.Fearing that the police would recognize, he never went out in daylight.