您要查找的是不是：
- Please turn to page 128 for the key to the exercises. 请翻到第128页找练习答案。
- Here is the key to the listening exercises. 这是听写练习的答案。
- I have mislaid my key to the door. 我不知道把门钥匙放到哪里了。
- Reading is the key to the treasure house of ideas. 读书是打开知识宝库的钥匙。
- Read the text and try to find out the keys to the exercises. 阅读课文设法找出练习的答案。
- The key to the whole affair was his jealousy. 整个事情的症结是因为他忌妒。
- Do you know the key to the problem? 你知道这道题的答案吗？
- Herein lies the keys to the questions. 里面包含着问题的答案。
- A protease is key to the replication of the virus. 蛋白酶是阻止非典病毒变异的关键物质。
- Managing these perceptions is the key to the success of the exercise,” says O'Mara. 管理这些观念是成功的关键行使说， “奥马拉。
- Iran was key to the balance in the Persian Gulf. 伊朗是保持波斯湾平衡的关键。
- It is the key to the understanding. 这是理解的关键。
- Vicksburg was the key to the lower Mississippi. 维克斯堡曾是密西西比河下游的门户。
- I have lost the key to the house. 我把屋子的钥匙丢失了。
- Betty: Can I have the key to the front door,please? 贝蒂：我可以带前门钥匙吗?
- The farm was keyed to the needs of the local people. 农场按当地人的需要作了调整。
- Both are truly grey eminences who have become accustomed to the exercise of influence. 两个人都是真正的幕后操纵者，他们已习惯于用其影响进行幕后操纵。
- He has lost his key to the door. 他毛了门的钥匙。
- Please pass the exercise books to the front. 请将练习本递到前面来。
- I lost my key to the filing cabinet. 我档案柜的钥匙掉了。
