1.keep silent or you'll wake the baby up If................ 2.hurry up, or you will be late. If..... 3.leave me alone or i will call the police If.. 4.don't tell lies to your boss or you'll be fired at once If.... 5.I don't know her number , so I don't ring her up. If.... 6.I don't know the answer , so I can't tell you. If..... 7.Today isn't Sunday, so the pupils can't go swimming. If..... 8.the match can be cancelled because it rains heavily. If.... Help me:<<

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