1. A successful company must keep up with the pace of technological change.
   一家成功的公司必须得跟上技术变革的步伐。
2. Are wages keeping up with inflation?
   工资跟得上通货膨胀吗？
3. He has kept up with a number of his old workmates since his retirement.
   他退休以后一直和许多老同事保持着联系。
4. Under Petrie’s demanding tutorage, Carter became an archaeologist, while keeping up with his artistic skills.
   在皮特里的严格指导下，卡特成了一个考古学家，同时保持了他的艺术技能。
5. But he was very tentative, fastidiously so, letting Ruth set the pace of sprightliness and fancy, keeping up with her but never daring to go beyond her.
   但是他却很小心，甚至过分小心，只紧跟露丝定下的快活和幻想的尺度，不敢轻易越雷池一步。

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