英语四级词汇教程汇总和更新

　　谚语在四级写作中可谓是宠儿一般的存在，它的文艺范儿能够使一批阅卷老师为之倾倒。因此，谚语的应用必不可少。但光凭一两句普通的谚语... [查看全文]

optional a.可以任选的典型例句：Attendance at the school picnic is optional.译文：学校的野餐会可以自由参加。名师导学：反义词... [查看全文]

opportunity n.机会，良机典型例句：Do come to our party this evening! It will give you an opportunity to meet a lo... [查看全文]

opening a.开的，开始的，n.口子，洞，孔;开始，(职位的)空缺历年真题：To be more specific, they can participate in some act... [查看全文]

offense n.犯规，违法行为;冒犯，得罪典型例句：I just did not see you and not mean to give offense.译文：我只是没看到你... [查看全文]

occupy vt.占领，占，占有典型例句：After retirement, she occupied herself with work/in working in the neighborhood comm... [查看全文]

obtain v.获得;通用，流行，存在典型例句：Mr. Jordan was helping Mary obtain employment in this company.译文：乔丹先生正帮... [查看全文]

oblige vt.迫使;施恩于，帮……的忙;使感激典型例句：Having found a mistake in his calculation, the engineer was obliged ... [查看全文]

obey v.顺从，服从历年真题：The sportsman first of all obeys the fish and game laws.译文：这些运动爱好者首先要遵守钓鱼规... [查看全文]

normal a.正常的，平常的，正规的，规范的历年真题：Years ago, doctors often said that pain was a normal part of life.译... [查看全文]