题目内容
6．--What do you think is thereason of the accident？--The driver's carelessness．
分析 --你认为这次事故的原因是什么？
--司机的粗心驾驶．
解答 答案：reason．
根据所给句子信息提示结合语境推测句意是"你认为这次事故的原因是什么？"，根据设空处前面的the和后面的of判断应该填名词，表示"原因"用reason，所以答案是：reason
点评 做这类题型，首先根据所给句子信息明确句子所要考查的单词的拼写，再结合相关语法知识对单词做出形式上的变化．
练习册系列答案
相关题目
17．When you ________，you start a journey．（ ）
| A． | set off | B． | put off | C． | get off |
15．-When did you become a volunteer for the elderly？
-Two years ago．I this group since then．（ ）
-Two years ago．I this group since then．（ ）
| A． | joined | B． | took part in | C． | have joined | D． | have been in |
16．He realized his mistakes and took action to reduce the loss _______ it was too late．（ ）
| A． | until | B． | when | C． | before | D． | as |