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8.以下哪位是探索用工业探伤仪探测四肢软组织和骨骼的：
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9.以下哪位是我国最早开展介入性超声应用的先驱者：
BP型超声波显像诊断仪，开创我国切面显像先河的是：
sin, crime & evilChoose the proper words from the above words. Change the form where necessary.1.Hester did not confess her__________ to the priest.(=海斯特没有向神父认罪忏悔。)2. to return good for __________(=以德报怨 )3.Lying, stealing, dishonesty, and cruelty are__________.(=说谎、偷窃、不诚实和残酷都是罪恶。)4.The police prevent and detect__________.(=警察的职责是防范和侦察犯罪活动。
acute & crucialChoose the proper words from the above words. Change the form where necessary.1.They are carrying out the ___________ part of the experiment.2. There was an ____________ lack of food.3.The problem is at its most __________ in major cities.4.Speed is ___________ to our success.
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