1.The soldier worked hard and tried to prevent the waiter fr

The poor children tried their best to prevent the people fro Tom studied hard and tried _____ the exam. They tried hard and make the broken bus stop s_________ 改写句子 He worked hard in order to pass the test.He worked hard Tom worked very hard and f( ) he passed the exam. They tried to prevent the crops from———— jack tried to guess the answer by _____ hard.a. they tried hard to repair the damaged car Sunglasses can _____your eyes_____ the sun. 答案是 prevent...fr The reaponsibility of doctors is to prevent and cure d______ The young man once worked there ___a waiter. the way to prevent littering