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Unit 1 Great scientists Ⅰ.重点单词聚焦 1．We were________(击败，打败) 0－1 in the football game，which made us very upset. 答案： defeated 2．Some________(专家) in the field of English teaching have been invited to give us a lecture. 答案： experts 3．Environmental pollution is one of the most serious____________(挑战) we face. 答案： challenges 4．The police________(怀疑) the man in the red jacket was a criminal，but they didn’t have any evidence. 答案： suspected 5．So busy was the mother that she had to ask her neighbor to ________(照顾) her baby for a day. 答案： attend 6．After graduating from college，he became an excellent________(内科医生)． 答案： physician 7．Happiness，instead of medicine，was the________(治愈方法) for her illness. 答案： cure/treatment 8．People all around the world tried to help the________(受害者) of the earthquake in that area. 答案： victims 9．Richardson________(推断出) from his studies that equality between the sexes is still a long way off. 答案： concluded | 
