语法时态问题Removed and put them into constant weight device immediately to constant weight for 30min,then weighed and recorded the data.取出立即放在恒重器中恒重30min,称重记录数据这句话对吗?这个是祈使句吗?时态又

语法时态问题Removed and put them into constant weight device immediately to constant weight for 30min,then weighed and recorded the data.取出立即放在恒重器中恒重30min,称重记录数据这句话对吗?这个是祈使句吗?时态又 德语语法与时态 sha admitted having stolen the money的语法问题语法是不是有错,having stolen 有这种时态吗 英语语法问题-请从语法成分和时态方面帮我解析下这句话 SAT语法!可以说XXX,the most lazy person I know,ate...（时态问题） 英语翻译这是语法书上的一个例子可是这样时态就有问题了啊, 外国人在日常对话中注重语法时态吗?他们在对话中,是不是时态语法用得很准确?还是也会出些这样那样的问题,但他们不在乎这些?平时,他们用什么语法时态较多? She was wearing a blue dress and a mink coat什么时态、什么句型、一个was 一个ing 他们组合起来是什么玩意?共三个问题,本人想学语法,谢谢 详细点谢谢 GMAT语法时态问题A 1972 agreementbetween Canada and the United States （reduced the amount of phosphatesthat municipalitieshad been allowed to dump） into the Great Lakes.(A) reduced the amountof phosphates that municipalities had been allowed Dr.Pu Yuepu,Professor and Vice President 英语所有时态与语法 小学英语的语法、时态等等 过去时态的语法是什么 帮忙找英语句子语法时态错误,It is must be fun that we enjoy the beautiful view强调句,动词时态好像有问题, 英文语法时态等句子的问题 选择!1.he learned to use(or his left foot or/and his left foot and/both his left foot and) his right2.In 1957 he (has been picked/was picked/was picking）for the Brazilian national team.3.if he (hadn't been/wer We have to go to school to learn Chinese and English.时态,语法,这里have的意思 英语时态、语法问题英语中（我不要看这部电影）跟（我没看这部电影）有区别吗 我对于英语语法中的时态问题很迷惑,有什么语法书有详细的介绍吗?