5.It is true that snakes have no more poison for a second bite.
[解析]蛇再咬一口的时候就没有毒液了,这是真的。不定冠词和序数词连用,表示“又一,再一”,相当于once again。
6.Four and a half hours of discussion took us up to midnight,and a break for cheese,chocolate and tea with sugar.
[解析]四个半小时的讨论一直持续到午夜,我们休息了一下,我们休息了一下,吃了奶酪、巧克力和加糖的茶。four and a half hours,这里的a half是固定表达,这里a并不是修饰后面的hours;a break泛指休息一下。
7.This custom soon becomes another meal of () day.
[解析]the.这种习俗很快变成了一天中的另一餐。表示“一天”使用the day,因为是特指一天。
8.The adobe dwellings built by the Pueblo Indians of the American Southwest are admired by even _(most) modern of architects and engineers.
[解析]the most.美国西南部的普韦布洛印第安人建造的土胚房,即使是最现代的建筑师和工程师也会赞叹不已。most是最高级,前面要使用定冠词the。
9.He lives in _ (large) of the two rooms.
[解析]the larger.他住在两个房间里较大的那个房间。这里是特指较大的那个,所以前面要使用定冠词the.
10. _ (Beijing) of today is not what it was 20 years ago.
[解析]The Beijing.今天的北京不再是它20年前的样子。特指今天的北京,所以使用定冠词the,注意用在句首用大写。
11.Let’s go to _ cinema-that’ ll make your mind off the problem for _ while.
[解析]the;a.go to the cinema表示“看电影”;for a while表示“暂时”。
12.It is generally accepted that _ boy must learn to stand up and fight like _ man.
[解析]a;a.普遍认为一个男孩必须学会像一个男人一样站起来战斗。a boy 和 a man都表示泛指。