and 和 or 的用法He has no brothers and no sisters.能不能说成：He doesn't have brothers and sisters. "and"用于否定句中能表示全部否定吗?请详细说明.谢谢.我也觉得不对，可是课本上却明明这样写。I don't ha
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and 和 or 的用法He has no brothers and no sisters.能不能说成：He doesn't have brothers and sisters. "and"用于否定句中能表示全部否定吗?请详细说明.谢谢.我也觉得不对，可是课本上却明明这样写。I don't ha
and 和 or 的用法
He has no brothers and no sisters.能不能说成：He doesn't have brothers and sisters. "and"用于否定句中能表示全部否定吗?请详细说明.谢谢.
我也觉得不对，可是课本上却明明这样写。I don't have brothers and sisters.可是家里却只有他一个男孩。
and 和 or 的用法He has no brothers and no sisters.能不能说成：He doesn't have brothers and sisters. "and"用于否定句中能表示全部否定吗?请详细说明.谢谢.我也觉得不对，可是课本上却明明这样写。I don't ha
非常重要.在理解的基础上背出来哦：
He has no brothers and no sisters
He has neither brothers nor sisters
He doesn't have brothers or sisters.
He doesn't have either brothers or sisters
He doesn't have brothers.He soesn't have sisters,either.
He doesn't have brothers.Neither does he have sisters.
1) 并列结构中，or通常用于否定句，and用于肯定句。
2) 但有时and 也可用于否定句。请注意其不同特点： There is no air or water in the moon. There is no air and no water on the moon. 在否定中并列结构用or 连接，但含有两个否定词的句子实际被看作是肯定结构，因此要用and。
He doesn...
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1) 并列结构中，or通常用于否定句，and用于肯定句。
2) 但有时and 也可用于否定句。请注意其不同特点： There is no air or water in the moon. There is no air and no water on the moon. 在否定中并列结构用or 连接，但含有两个否定词的句子实际被看作是肯定结构，因此要用and。
He doesn't have brothers and sisters. 要用or，不能用and。
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不能这样说，应该是he doesn't have brothers or sisters.
and用在肯定句中，and连接两个词，词性要一致。
eg：He has brothers and sisters.
or用在一般疑问句,否定句和选择疑问句中。
eg:He doesn't have brothers or sisters.
D...
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不能这样说，应该是he doesn't have brothers or sisters.
and用在肯定句中，and连接两个词，词性要一致。
eg：He has brothers and sisters.
or用在一般疑问句,否定句和选择疑问句中。
eg:He doesn't have brothers or sisters.
Does he have brothers or sisters.
What does he have brothers or sisters?
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