87. Our efforts will pay if the results of the research can be applied to the research and development of new technology (能应用于新技术的开发).
88. I can’t boot my computer now. There must be something wrong (必定出了缺点) with its operating system.
89. Leaving one’s job, no matter what job it is / whatever job it is (不管是什么作业), is a difficult change, even for those who look forward to retiring.
90. Compared with the place where I grew up (与我生长的当地比较), this town is more prosperous and exciting.
91. Not until he had finished the mission (直到他完成使命) did he realize that he was seriously ill.