37．The boy argued that he had the right to choose the gift he liked.（一般疑问句）
_______ the boy_______ that he had the right to choose the gift he liked?
38．Ray’s aunt advised him to find a new job with more challenges.（划线部分提问）
_______ did Ray’s aunt_______ him to do?
39．Scientists still have no idea how to solve the serious problem.（保持句意不变）
Scientists still have no idea how to _______ _______ the serious problem.
40．My friends seldom take part in the after-school activities.（改为反意疑问句）
My friends seldom take part in the after-school activities,________ _______?
41．The government should not allow people to hunt wild animals for fun.（改为被动语态）
Hunting wild animals for fun should not _______ _______.
42．“What will we have for dinner?” Nina asked her mother.（改为间接引语）
Nina asked her mother _______ they_______ have for dinner.
43．this neighborhood, in other places, housing is expensive, people, because, are moving into,（连词成句）
_________________________________________.
37．
【答案】Did argue
【解析】句意：这个男孩主张说他有权选择他喜欢的礼物。
原句谓语动词argued是实意动词的过去式形式，一般疑问句应用助动词did构成，原来动词的过去式形式变为原形。故答案为Did, argue。
38．
【答案】What advise
【解析】句意：Ray的姑姑建议他找一个有更多挑战的新工作。
原句划线部分是Ray的姑姑建议他去做的事情，疑问词用what，意为“什么”；句中did是助动词，原来的过去式advised变为原形。故答案为What, advise。
39．
【答案】deal with
【解析】句意：科学家们仍然不知道怎样解决这个严重的问题。
由句意和句子结构可知，该空应填原句中solve的同义短语，solve意为“解决，处理”，同义词是deal with，常与how搭配使用。故答案为deal with。
40．
【答案】do they
【解析】句意：我的朋友们很少参加课外活动。
本题要求改为反意疑问句，句中seldom是否定副词，反意疑问句应用肯定的形式；谓语动词take part in是实意动词，一般现在时态，反意疑问句应用助动词do或does构成；主语My friends用代词they代替，是复数的，应用助动词do。故答案为do they。
41．
【答案】be allowed
【解析】句意：政府不应该允许人们为了娱乐猎杀野生动物。
本题要求改为被动语态，句中should是情态动词，含有情态动词的被动语态的构成是should be +过去分词。故答案为be allowed。
42．
【答案】what would
【解析】句意：Nina问她的妈妈：“我们晚饭吃什么？”
直接引语是一个特殊疑问句，间接引语应变为由特殊疑问词引导的宾语从句，故第一个空填what；原句时态是一般将来时，而间接引语中主句谓语动词asked是一般过去时态，因此宾语从句中应用过去将来时，故第二个空填would。故答案为what, would。
43．
【答案】People are moving into this neighborhood because housing is expensive in other places.
【解析】句意：人们正在搬进这个社区因为其他地方的房子太贵了。
这是一个含有because引导的原因状语从句的复合句。“其他地方的房子很贵”是原因；“人们搬进这个社区是结果”，因此主句是People are moving into this neighborhood；从句是because housing is expensive in other places。故答案为People are moving into this neighborhood because housing is expensive in other places.
_______ the boy_______ that he had the right to choose the gift he liked?
38．Ray’s aunt advised him to find a new job with more challenges.（划线部分提问）
_______ did Ray’s aunt_______ him to do?
39．Scientists still have no idea how to solve the serious problem.（保持句意不变）
Scientists still have no idea how to _______ _______ the serious problem.
40．My friends seldom take part in the after-school activities.（改为反意疑问句）
My friends seldom take part in the after-school activities,________ _______?
41．The government should not allow people to hunt wild animals for fun.（改为被动语态）
Hunting wild animals for fun should not _______ _______.
42．“What will we have for dinner?” Nina asked her mother.（改为间接引语）
Nina asked her mother _______ they_______ have for dinner.
43．this neighborhood, in other places, housing is expensive, people, because, are moving into,（连词成句）
_________________________________________.
37．
【答案】Did argue
【解析】句意：这个男孩主张说他有权选择他喜欢的礼物。
原句谓语动词argued是实意动词的过去式形式，一般疑问句应用助动词did构成，原来动词的过去式形式变为原形。故答案为Did, argue。
38．
【答案】What advise
【解析】句意：Ray的姑姑建议他找一个有更多挑战的新工作。
原句划线部分是Ray的姑姑建议他去做的事情，疑问词用what，意为“什么”；句中did是助动词，原来的过去式advised变为原形。故答案为What, advise。
39．
【答案】deal with
【解析】句意：科学家们仍然不知道怎样解决这个严重的问题。
由句意和句子结构可知，该空应填原句中solve的同义短语，solve意为“解决，处理”，同义词是deal with，常与how搭配使用。故答案为deal with。
40．
【答案】do they
【解析】句意：我的朋友们很少参加课外活动。
本题要求改为反意疑问句，句中seldom是否定副词，反意疑问句应用肯定的形式；谓语动词take part in是实意动词，一般现在时态，反意疑问句应用助动词do或does构成；主语My friends用代词they代替，是复数的，应用助动词do。故答案为do they。
41．
【答案】be allowed
【解析】句意：政府不应该允许人们为了娱乐猎杀野生动物。
本题要求改为被动语态，句中should是情态动词，含有情态动词的被动语态的构成是should be +过去分词。故答案为be allowed。
42．
【答案】what would
【解析】句意：Nina问她的妈妈：“我们晚饭吃什么？”
直接引语是一个特殊疑问句，间接引语应变为由特殊疑问词引导的宾语从句，故第一个空填what；原句时态是一般将来时，而间接引语中主句谓语动词asked是一般过去时态，因此宾语从句中应用过去将来时，故第二个空填would。故答案为what, would。
43．
【答案】People are moving into this neighborhood because housing is expensive in other places.
【解析】句意：人们正在搬进这个社区因为其他地方的房子太贵了。
这是一个含有because引导的原因状语从句的复合句。“其他地方的房子很贵”是原因；“人们搬进这个社区是结果”，因此主句是People are moving into this neighborhood；从句是because housing is expensive in other places。故答案为People are moving into this neighborhood because housing is expensive in other places.
