题目内容

【题目】【2012贵州安顺】It’s difficult for the village children to cross the river to get to school.We think a bridge_____ over the river.

A.was built B.should be built

C.has been built D.is being built

【答案】B

【解析】

试题分析:句意:对于这个村庄的孩子们来说,过河去上学很困难。我们考虑应该在这条河上面建一座桥。结合语境可知下文宾语从句是对将来状态的虚拟,故用过去式助动词should,从句主语a bridge是动作对象,故用被动语态。

练习册系列答案
相关题目

【题目】根据短文内容及首字母提示,填写所缺单词,并将答案填写在答题卡标号为66—75的相应位置上。

Ray Tomlinson was born in New York State. He sent the world’s f 【1】 email and let us have the use of the @ symbol in electronic communications. Tomlinson wrote a program in 1971 that a 2 messages to be exchanged between different computers. Before that time, electronic messages had only been exchanged between people using the s 3 main unit.

At the time of his invention, Tomlinson was researching possible uses for the ArpaNet—the US military (军方) network that formed the base of the Internet, and showed an i 4 in improving the use of ArpaNet’s “mailbox(邮箱)”, which made users send messages to the mailboxes possible. In the past, people had to print out the message and p 5 it in the mailbox. This achievement made a great difference in people’s life.

Tomlinson also came up with the ideai 6 of using the “@” symbol to separate the name of the receiver from the name of the host, creating the standard still used today. Although it had a history of o 7 forty years, Tomlinson said email had not changed much since its invention.

Tomlinson studied electrical engineering at Rensselaer Polytechnic and t 8 got his masters (硕士学位) at Massachusetts Institute of Technology. He joined a company called Bolt, Beranek, and Newman in 1967, and stayed there the r 9 of his life. He died at the age of 74. The company was later aquired (收购) by Raytheon.

“A true technology pioneer and his work changed the w 【10 the world communicates.” Ratheon said. “It is with great sadness we know the passing of our friend.”

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网