题目内容
7．He failed his math exam because he wascareless．（care）分析 他数学考试不及格，因为他粗心．
解答 答案：careless 考查单词填空．根据题干，要用形容词作表语，care是动词，结合句意他数学考试不及格，因为他粗心．用careless．
点评 解答此题的关键是根据语境推测要填内容表达的含义，然后能理解各选项内容，有时可能没有必要细细区分每个单词的含义，仅根据句子语气就可以判断出正确答案．
练习册系列答案
相关题目
18．-What's his _______ about？-It's about silk worm．（ ）
| A． | subject | B． | project | C． | homework | D． | culture |
17．We have worked for three hours．Let's ________ a rest．（ ）
| A． | stop having | B． | stop to have | C． | stopped to have | D． | stopping have |