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- He is slack in answering letters. 他疏于回信。
- Well as he does in study, he is not arrogant. 虽然他功课很好，却一点都不傲慢。
- He is always slack in doing his homework. 他做作业总是马马虎虎。
- Well as he does in study, he is not arrogant . 虽然他功课很好，却一点都不傲慢。
- He is engaged in studies in linguistics. 他从事于语言学的研究。
- He is engaged in study and nothing can away his attention. 他在专心学习，什么事情也不能使他分心。
- He is absorbed in studying the science. 他专心致志于科学研究。
- He is zealous in studying aboard. 他热衷于到国外读书。
- He is quite wrap ped up in studies. 他专心于研究。
- He is quite wrapped up in studies. 他专心于研究。
- Though he is at the head of the class in study,he is not proud at all. 虽然他的学习在班上名列前茅，但他一点也不骄傲。
- He is on a par with his brother in intelligence. 他在智力方面同他的弟弟不相上下。
- Though he is at the head of the class in study, he is not proud at all. 虽然他的学习在班上名列前茅，但他一点也不骄傲。
- He is the prime mover in the whole matter. 他是整个事件的发起者。
- He is a mainstay of literature and art in class, but doesn't do well in study. 他是班里的文艺骨干，但学习成绩不怎么样。
- He is a vast library in epitome. 他脑中有万卷藏书。
- He is a very good footballer; you ought to see him in action. 他是一位出色的足球运动员，你应该看他踢球。
- He is out and about now after two weeks in hospital. 在医院住了两个礼拜後，现在他能外出走动了。
- He is cast in his father's mold. 他长得和他父亲一模一样。
- He is a great guy, a chip off the old block. 他是一位好人，就像他父亲一样。
