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问题 during the summer可以用作表语吗

His first professional tour was ______ the summer.A. in    B. on    C. for    D. during答案是 A。请问D可以吗？有人认为 during the summer 不可以用作表语，是这样吗？

问题 and是否可以在同一个句子里连用两次

请问：and 是否可以在同一个句子里连用两次？请问：Alice had an adventure in the wonderland,and met some strange people and animals.这个句子是否有误？谢谢！

问题 great advances,huge advances,big advances的用法

Science has made _______（大） advances in the last fifty years.答案是 great，请问填 huge, big 可以吗？

问题 请问这句话要怎么翻译啊？

His vision for personal computing has been central to the success of Microsoft Corporation，the company he founded with his childhood friend in 1975.请问这句话怎么翻译呢？主要不明白His vision for personal computing has been central to the success of Microsoft Corporation什么意思...

问题 have...done例句分析（涉及done是定语还是宾语补语）

She had her arm broken in an accident.例句中的broken是前面名词her arm的定语还是宾语补语呢？谢谢老师的回答。

问题 一般过去时与过去完成时的用法疑问

They had moved there soon after Sir Charles had begun to live in Baskerville Hall.老师，用 began 替代 had begun 一样吗？为什么用过去完成时，从句用过去式换成过去完成式一样吗？

问题 主语是是单数为什么谓语用复数

The social, cultural, environmental health and economic significance of leisure and events have  increased in New Zealand and around the world.这个句子的主语是 significance 是单数，为什么谓语是 have increased 而不是 has increased？

问题 句子中的 is 可以省略吗

To go through all the formalities necessary in order to get a gun licence.我的疑惑点：1. 我感觉necessary不像是宾补，感觉前面少了is，To go through all the formalities is necessary，如果我的理解有误的话，那necessary是什么成分？To go through all the formalities&...

问题 prove现在进行时意思存疑

Six men have been trapped in a mine for seventeen hours. If they are not brought to the surface soon they may lose their lives. However, rescue operations are proving difficult.  以上摘自新概念2的一篇课文。请问老师这里prove为什么用现在进行时？证明就证明了...

问题 from...to...中的to可以用连字符代替吗

The man lived in the village from 1993-1997.请问这里的连字符用得对吗? 是不是应该改为 from 1993 to 1997?谢谢!

问题 contain是名词吗（不是containment才是名词吗）

While planning the organization of your items, remember that clutter distracts the customer and actually displays less in contains less items.想请教你，这里contains是名词吗，不是containment才是名词吗？

问题 as的词性辨别

...d to the PP fibres as the elastic modulus of the former was reported to be in therange of 14.6–19.6 GPa as compared to the range of 3.5–4.9 Gpa for the latter第一个as是连词词性，翻译为因为我懂，但是第二个as是起介词作用还是连词作用呢，怎么翻译第二个as的...

问题 accession to which是否视为同位语

Although related to the Convention in this way, the Protocol is an independent instrument, accession to which is not limited to States parties to the Convention. 这里的accession to which是否视为同位语？谢谢

问题 not和but的含义和句子翻译

How could this sense if right survive if we did not vaguely know that in that later and longer life the balance will be redressed, and not one cup of water given generously but shall be returned a hundrefold?

问题 名词性从句引导词的选择疑问

When we arrived in ______ our apartment was supposed to be, all I could see was a school.A. where           B. what         C. whether     D. which这道题选B，但是为什么A不行呢？宾语从句中，缺表语，但是where也可以作表语呀，而且意思上也通...