题目内容
At that time his family Waas very poor,so he couldn't go to school.Which of the following is the closest in meaning to the underlined part?
- A.didn't have to
- B.shouldn't
- C.was not able to
- D.might not
C
分析:肯定句的was(were)able to do和could表示“能力”时有区别,但否定结构时,没有区别。didn't have to(不必要),shouldn't(不应该),might not(可能不)
分析:肯定句的was(were)able to do和could表示“能力”时有区别,但否定结构时,没有区别。didn't have to(不必要),shouldn't(不应该),might not(可能不)
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