结构︰as＋主词＋动词… 说明︰此句型意为“按照…；如…”。as 是<副词><连接词>，等于“in the same way that”。 When in Rome, do as the Romans do. 入境随俗。 Do as you are told. (=Do as I tell you.) 照我吩咐的做！ She cooks omelets in butter as they do in France. 她用奶油做法国式的蛋卷。
Hard as he worked, ...来源：考试大
结构︰副词（动词）＋as＋主词＋动词，（yet）… 说明︰此句型意为“虽然…，但是…”。等于“though＋<主词>＋<动词>（＋<副词>）”。 Hard as he worked (=Though he worked hard), he failed in the exam. 虽然他很用功，考试仍失败了。 Much as she loved him (=Though she loved him very much), he deserted her in the long run. 虽然她很爱他，但最后他仍拋弃了她。 Much as the sheep look alike, the old man can tell one from another. 虽然绵羊看起来很相像，但那位老人仍能一一区别。 Much as I like her, I won’t marry her. 我虽然很喜欢她，却不打算娶她。 Well as he does in study, he is not arrogant. 虽然他功课很好，却一点都不傲慢。 Much as we may take pride on our good taste, we are no longer free to choose things (that) we want. 虽然我们对我们高尚的品味感到非常得意，我们却不再能自由地去选择我们所要的东西。 Much as I hope I may gain weight, (yet) I am still as thin as before. 虽然我非常希望增加体重，但我仍然像以前一样的瘦。 Fast as you do, you can’t finish the assignment in two hours. 尽管你做得快，总也不能在两小时内将功课做完。 Search as I would, I could not find the book. 无论我怎么找，也没有找到书。 Try as you might, you can’t keep the lost time. 不管你怎么努力，失去的时间无法赶上。 Munching the apple as he was, he had an eye for all her movements. 他虽然啃着苹果，但却很留神地监视着她的每一个动作。
Good student as he is, ...来源：考试大
结构︰名词＋as＋主词＋be 动词，… 说明︰此句型意为“虽然…，但是…”。等于“though＋<主词>＋be <动词>＋<名词>”。若 be <动词>之后的<名词>是单数，移至句首后<冠词>要省略。 Good students as they were (=Though they were good students), they sometimes erred. 虽然他们是好学生，偶而也会犯错。 Good student as he is (=Though he is a good student), he sometimes makes mistakes. 虽然他是好学生，偶而也会犯错。 Coward as he is (=Though he is a coward), he can’t bear such an insult. 虽然他是懦夫，却无法忍受这样的侮辱。
Try as you may, ...来源：考试大
结构︰原形动词＋as／though＋主词＋may，… 说明︰此句型意为“虽然…，但是…”。等于“though＋<主词>＋may＋原形<动词>”；此类变化仅限于句中有<助动词> may 时。 Try as he may (=Though he may try), he will definitely fail. 虽然他会尝试去做，但无疑他必失败。 Try as she may, she is not necessarily able to talk him out of smoking. 虽然她会尝试，却未必能说服他戒烟。 Try as you may, you will find it impossible to solve the problem. 虽然你会尝试，但你会发现要解决这个问题是不可能的。