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carry out开展,贯彻,执行,履行,实现,完成
例句：Extensive tests have been carried out on the patient.
对患者进行了多次试验。
2.Major Nidal Hasan, an army psychiatrist who was due to be deployed to Afghanistan, has been charged with 13 counts of murder.
be due to定于，计划
例句：They are due to arrive in Seattle on March the second.
货预定在3月2日送达西雅图。
3.In return, AMD will drop all its lawsuits /to/ against Intel.
in return作为回报,作为交换;反过来,反之
例句：an equivalent given in return.
作为回报的等价给予。
4.Plans were put in place to increase their numbers, but a reconnaissance visit in July this year revealed that only six females were left alive.
in place在适当的位置上;合适的,恰当的,到位
例句：A little gratitude would be in place.
应当略表谢意。