| usual adj. 通常的,平常的,惯常的 | usually adv. 平常,通常 |
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| between prep. 在(两者)之间 | among prep. 在…中间,被…环绕(指三者以上) |
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| manager n. 经理 | I entered the hotel manager’s office and sat down. |
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| director n. 主任,董事 | Mr. Jones is the director of several companies. |
| headmaster n.(中学)校长 | I haven’t met the headmaster of this school yet. |