we pron.我们：We are students. 我们是学生。/ We like our country. 我们热爱祖国。/ We go to school from Monday to Friday. 从星期一到星期五我们去上学。

【考点】是主格，用作主语；若用作宾语，要用us：This is for us. 这是给我们的。

weak adj. 1.弱的，差的：He's weak in[at] English. 他的英语不行。/ I am weak on names. 我记不住名字。/ Everybody has some weak spots. 人人都有弱点。2.软弱的，虚弱的：She was weak after her illness. 她病后很虚弱。3.薄弱的，优柔寡断的：He was too weak to give up cigarettes. 他意志薄弱，戒不了烟。

wealth n.[U]财产，财富：Health is above wealth. 健康高于财富。/ This road leads to wealth. 这是一条致富路。/ They are a family of great wealth. 他们是拥有大量财产的人家。

wear vt. 穿，戴：He's wearing brown shoes. 他穿着棕色鞋子。/ She was wearing a new dress. 她穿着新衣服。/ In the school most students wear glasses. 这所学校的大部分学生都戴眼镜。2.留(发型或胡子等)：He wears his hair long. 他留长发。3.带有(表情或样子)：He was wearing a pleasant smile. 他面带愉快的微笑。/ He wore a sad look. 他一副愁容。

【辨析】wear, dress, put on与have on：1.从所接宾语来看，dress 要接“人”作宾语(不接“衣”作宾语)，而其余的则要接“衣”作宾语(而不接“人”作宾语)。2.从表示动作与状态来看，wear和have on通常指穿着衣服的状态，put on通常指穿衣的动作，而dress既可指动作也可以指状态。3.从所使用的时态和语态来看，wear和have on虽然都可表示穿衣的状态，但wear可用于进行时态和被动语态，而have on既不可用于进行时态也不可用于被动语态。

weather n.[U]天气：What’s the weather like today? 今天天气怎样？/ We've had too much wet weather. 最近雨下得太多了。/ The weather is better today than yesterday. 今天天气比昨天好。/ The plan depends on the weather. 这计划要靠天气来决定。

Wednesday n.[C,U]星期三：Tomorrow is Wednesday. 明天是星期三。/ I'll be back next Wednesday. 我下周星期三回来。/ She has been here since Wednesday. 从星期三起她一直在这里。

week n.[C]星期，周：There are seven days in a week. 一周有七天。/ He was ill last week. 他上个星期病了。/ We are busy this week. 这个星期我们都很忙。/ He will fly to Japan next week. 他下周要飞去日本。

weekday n.[C]平日，周日：He is always busy on weekdays. 他平日总是很忙。

【用法】1.在五天工作制的国家，指星期一至星期五；在六天工作制的国家，指星期一至星期六。与之相对的是weekend。2.复数形式的weekdays可用作副词，所以We work on weekdays中的介词on可以省略。

weekend n.[C]周末：I have sports on the weekend. 我在周末搞体育活动。/ He has gone away for the weekend.他度周末去了。/ I spent the weekend with her. 我与她共度了周末。/ He is off for a weekend. 他出门度周末去了。/ What did you do over the weekend? 整个周末你在干什么?

【用法】1.在五天工作制的国家，指星期六和星期日；在六天工作制的国家指星期天。与之相对的是weekday。2.表示“在周末”，可用介词at(英)或on(美)：I don't work at weekends. / I don't work on weekends. / I don't work at the weekend. / I don't work on the weekend. 我周末不工作。3.复数形式的weekends可用作副词，所以We work on[at] weekends中的介词on或at可以省略。

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