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来源：学生作业帮 编辑：神马作文网作业帮 分类：英语作业 时间：2024/11/12 13:25:07
Theory is based on practice and ________ turn serves ________. [ B ] A．on; the practice B．in; practice C．by; theory D．at; the theory I was expecting him at ten, but he didn't ________. [ C ] A．turn on B．turn off C．turn up D．turn over Switzerland refused to ________ the two world wars. [ B ] A．take part B．take sides in C．join D．attend
解题思路： 平时多积累、多记忆常用短语的语意很有用的
解题过程：
Theory is based on practice and ________ turn serves ________.
in turn 反过来 ，反之；语意为：理论基于实践，反之服务于实践。by turns 轮流、交替地；at / on turn 不存在 ， 故选择B项。
I was expecting him at ten, but he didn't ________.
turn up 出席、出现、露面，语意为：我在10点钟正等着他，但是他没有露面。turn on 打开电视机等，turn off 关上电视机等，turn over 翻过来
Switzerland refused to ________ the two world wars.
take sides in 支持，站在...一边 语意为：瑞士拒绝支持两次世界大战。take part ( in )参加某活动，并在活动中起重要作用；join 加入某一团体或组织，如：join the army / club; attend 参加、出席会议/仪式等。
明白了吗？若有问题请继续添加讨论啊，祝你假期快乐！！
最终答案：略
解题过程：
Theory is based on practice and ________ turn serves ________.
in turn 反过来 ，反之；语意为：理论基于实践，反之服务于实践。by turns 轮流、交替地；at / on turn 不存在 ， 故选择B项。
I was expecting him at ten, but he didn't ________.
turn up 出席、出现、露面，语意为：我在10点钟正等着他，但是他没有露面。turn on 打开电视机等，turn off 关上电视机等，turn over 翻过来
Switzerland refused to ________ the two world wars.
take sides in 支持，站在...一边 语意为：瑞士拒绝支持两次世界大战。take part ( in )参加某活动，并在活动中起重要作用；join 加入某一团体或组织，如：join the army / club; attend 参加、出席会议/仪式等。
明白了吗？若有问题请继续添加讨论啊，祝你假期快乐！！
最终答案：略