conduct  n. 行为  vt. 带领，处理，指导
[特征]
- One's conduct should agree with his words.
一个人应该言行一致。
- My friend conducted us round the city.
我的朋友带领我们在城市里参观了一圈。
- He conducts his business very successfully.
他把生意做得很成功。
[贴心叮咛]
conduct作“行为”讲时，指一个人的行为方式。另外，conduct作动词用时意思比较多，一定要好好把握。

congratulate  vt. 祝贺
[特征]
- I want to congratulate you with all my heart.
我要衷心地祝贺你。
- We congratulated him on having passed the examination.
我们祝贺他通过了考试。
- I congratulated my girlfriend on her birthday.
我向女友祝贺生日。（因某事向某人表示祝贺，用介词on。）

connect  v. 连接，把……联系起来
[特征]
- The two cities are connected by a railway.
这两座城市通过铁路相连。
[备考必背]
①重要词组：connect ... with/to ... 把……和……连接起来
- The bridge connects the island with the mainland.
这座桥把岛屿和大陆连接起来。
②辨析connect和unite
connect作“连接，联系”讲时，强调不紧密地联结，只是通过某一因素建立联系，侧重各自的独立；unite作“联合”讲时，强调内在的紧密联系，为了达到共同目的而联合。
- The two countried England and Scotland united in 1706.
英格兰和苏格兰两个国家在1706年合并。
③派生词：connection n. 连接，联系
- I have connections with my old friends.
我和老朋友有联系。

consider  vt. ①考虑 ②认为，将……看作
[特征]
- The company is considering investing.
公司正在考虑投资。
- The judge considers that the driver is not to blame.
法官认为司机没有过错。
[贴心叮咛]
consider是非常重要的单词，我们把它的用法详细地列在这里，如果同学们能认真阅读并理解记忆，consider的相关试题将迎刃而解。
[考点]
①consider后面接动名词，而不接不定式。
（误）I am considering to write to him.
（正）I am considering writing to him.
我正在考虑给他写信。
②consider sth./sb. (to be) + adj./n. 认为……是……
- We consider it to be true. = We consider it true. = We consider that it is true.
我们认为这是真实的。
- I considered him an honest man.
我认为他是个诚实的人。
- He considers himself intelligent.
他认为自己很聪明。
③consider ... as ... 把……看作……（as可以省略）
- I consider Mr. Smith (as) my best friend.
我把史密斯先生当成我最好的朋友。
[练习与解答]
- Now that she is out of a job. Lucy            going back to school, but she hasn't decided yet. [2004 北京]
A. had considered  B. has been considering 
C. considered  D. is going to consider
答案：B
（露西失业了，她一直在考虑着回学校，但还没有决定。本题考查的是动词时态。根据上下句子，可以知道露西自失业以后一直在考虑回学校的事，所以用过去完成进行时态。）