Complete the sentences with mustn't or needn't You.. stay up late- you've got school tomorrow morning. We ... leave the

You mustn\'t stay up late — you\'ve got school tomorrow morning.We needn\'t leave the door open — Kate has got a key.You needn\'t write to your parents about this — I\'ve already written to them.You needn\'t ride your bike so fast — we\'ve got plenty of time.You needn\'t stay up late to learn this poem — I\'ll learn it in the morning.We mustn\'t leave the door open — the rain will come in.You mustn\'t write to Ann about this — if you do, she\'ll tell everybody.You mustn\'t ride your bike so fast — the road is wet.