Part VI Translation

Directions: Complete the sentences by translating into English the Chinese given in brackets. Please write your translation on answer sheet 2

87.Medical researchers are painfully aware that there are many problems _that they haven’t found answers_to (他们至今还没有答案)
88.What most parents are concerned about (大多数父母所关心的) is providing the best education possible for their children.
89.You’d better take a sweater with you in case it turn(s) cold (以防天气变冷)
90.Throught the project, many people have received training and decided to start their own business (决定自己创业)
91.the anti-virus agent was not known until it was accidentally found by a doctor (直到一名医生偶然发现了它)