when,though等词是否具有介词词性看到这样的句型I always listen to music when doing my homework.(I always listen to music when i do my homework的简单句）Though working as a nurse,she prefer to dance and hang out with friends.觉得

when,though等词是否具有介词词性看到这样的句型I always listen to music when doing my homework.(I always listen to music when i do my homework的简单句）Though working as a nurse,she prefer to dance and hang out with friends.觉得 though across over above past 等一系列方向词的用法这些词的意思我都明白,就是一做题就搞不懂了还有方位介词是怎么用的呢? where,when等先行词的用法 单细胞生物是否具有组织 器官 系统等生命结构 原核生物是否具有线粒体等细胞器? 蛋白质在溶液中是否具有等电点?为什么? 关于用when引导的非限定性定语从句.例如she didn't sleep well in the first few days,when another girl shared the room with her.这一句,请问先行词是the firsi few days 还是in the first few days?when是否可以用“介词加关 英语中介词+Which=what when where who等谁列举一下 Where does Jack work?---I'm not sure.He worked at Motorola when I last met him,____.A.however B.though C.yet D.anyhowhowever though yet anyhow这几个词的用法有何区别 what.when.where等词的用法?/、还有that 同位语中when等词在句中有没有实际意义 when until since等词前后连接时态 求英语词的差别介词 动词等的详细不同 介词等这一类的词后面东动词分别是什么形式的 英语介词 只要词 所有介词都可以做小品词吗?是否所有介词在一定情况下都可以作为小品词呢? which,that ,as ,when,where,等词在定语从句,状语从句等中怎么用 请问如何判断as if/though引导的是表语从句还是方式状语从句?是不是看它前面的词是否为系动词?