Passage 12(中等) Families in Canada have changed in the last 40 years. In the 1950 s, most families had two parents. The father went to work and the mother stayed home with two or more children. How are the families different in the 1990 s? Families are smaller The average(平均)...
【题目】 Families in Canada have changed inthe past 40 years.In the 1950s, most families had two parents.T he father went to work and the mother stayed home with two or more children.How are the families different in the 1990s?Families are smallerT he average(平均) family has 3.1people...
( ) In the 1950s in the USA, most families had just one phone at home, and wireless phones ___ yet. A. haven’t invented B. haven’t been invented C. hadn’t invented D. hadn’t been invented 相关知识点: 试题来源: 解析 [解答]句意:在美国20世纪50年代的时候,大多数的家庭家里...
In the 1950s in the USA, most families had just one phone at home, and wireless phones ___ yet. A. haven’t invented B. haven’t been invented C. hadn’t invented D. hadn’t been invented 相关知识点: 试题来源: 解析 [答案]D [解析]句意:20世纪50年代的,大多数家庭只有一部电话,...
相关知识点: 试题来源: 解析 had 【详解】 考查一般过去时。句意:在美国20世纪50年代,多数家庭只有一部电话,无线电话还没有被发明出来。空格处在句中作谓语,结合句首的时间状语In the 1950s和语境可知,空格处应用一般过去时态。故填had。反馈 收藏
1.(2017年高考·北京卷)In the 1950s in the USA, mostfamilies had just one phone at home, and wireless phonesyet. 答案 1. hadn't been invented考查时态和语态。句意:20世纪50年代,在美国大多数家庭家里只有一个电话,那时无线电话还没有被发明。根据句意以及句中的关键词In the1950s和yet可知,空处...
【分析】【详解】考查动词。句意:在20世纪50年代的美国,大多数家庭家里只有一部手机,那时还没有使用过无线电话。句中 in the 1950s和by then可知,空处应用过去完成时;又因为wireless phones与use之间为被动关系,所以空处填hadn’t been used。 反馈 收藏 ...
In the 1950s in the USA,most families had just one phone at home,and wireless phones ___ yet.( ) . A. haven't invented B. haven't been invented C. hadn't invented D. hadn't been invented 相关知识点: 试题来源: 解析 D. 答案:D 句中invent与主语phones构成动宾关系,要用被...
2. In the 1950s in the USA, most families had just one phone at home, and wireless phones D yet. A. haven't invented B. haven't been invented C. hadn't invented D. hadn't been invented 相关知识点: 试题来源: 解析 答案见上D 【解析】 句意:美国在20世纪50年代的时候,大多数...
解析 5.D [句意为:在20世纪50年代的美国, 大多数家庭家里仅有一部电话,无线电话 还没有被发明出来。 由 in the 1950s可知 句子说的是过去发生的事情,又由 yet 可知,要用完成时,故空格处用过去完成时; 又因 phones与 invent 之间是被动关系, 所以用被动语态。 综合可知,选D项。 ] ...