ALTERNATIVES TO if

He's welcome to come along, ____________ that he behaves himself.

____________ that the boat leaves on time, we should reach France by morning.

• She can't go home _________________ she has work to do.

• At our house, my parents allow a bit of disorder ____________ we clean up later.

• Come in now, ____________ you'll get wet.

• _______________ you're comfortable, I'm happy to stay in and watch movies.

____________they don´t arrive on time, what will you do?

• You'd better hurry, ____________ you'll miss the train.

• The bus is leaving at 9 a.m. _______________ you're here.

_____________ you study diligently, you'll never understand trigonometry.