将下列句子进行同义句改写,每空一词(含缩写) 1.If you don't stop dancing,you'll get tired. If you ______ ______,you'll get tired. 2.I will not be able to finish the work if you don't help me. I ______ finsh the work ______ ______ help. 3.Get up early,or you'll be late for the meeting. _______ you _____ get up early,you'll be late for the meeting. 4.Why is he always laughing? Why is he laughing ______ ______ ______