The items exhibited are well worth ______, and attracted large crowds
of visitors in the past few days.A. seeing B. to be seen为什么标准答案是B呢？我理解是A are worth seeing 主动形式表被动含义呀？
A
meeting has been planned for early next year.the
attack of the French V Corps, was planned to the east of Arras, in the area of
Cambrai. 这两个句子中planned后的介词短语应该分析为时间/地点状语还是分析为结果状语或主语补足语？如果说是时间/地点状语，...
The Asuka period (飛鳥時代, Asuka jidai) was a period in the history of Japan lasting from 538 to 710 (or 592 to 645),为什么这里用a period？而不是the period 后置修饰语应该能够把这个时期修饰到确定的一个，为什么还是a
Though they were invented thousands of years ago in China，the tradition of
using chopsticks _____(remains) alive and has spread far.括号里为什么不是has remained呢？
Lim says he
actually had a late start in music, learning
to play the sheng, an ancient Chinese wind instrument, when he was 15."I
self-funded myself, twice a year, up to four months every year for three years,
coming to Beijing to study the sheng
and later composition," he says.句中两个现在分...
...en ill.”“There have been some books on the table.”和”He has lived in Beijing.”之类句子如何理解的讨论，对句义的理解各不相同，解释难以令人信服。本人以前也思考过此类问题，查阅了不少传统及现代英语语法书，从中学习到很多东西...
...he United
Nations 联合国the nations of
Western Europe 西欧国家Argentina is the second
biggest nation in Latin America. 阿根廷是拉丁美洲第二大国。It's one of the
richest/poorest nations in the world. 这是世界上最富裕/最贫穷的国家之一。2.表示“国民”The count...
...中的原句，没有符合这条规则，为什么？2. The prince knew that unless the girl's foot could fit the shoe, it was not the right girl.unless 在一般用法中也符合“主将从现”或“主情从现”，但是在一般过去时中，就像上面这句(教材原句)，有没...
As it is often said that "a year's plan starts with spring",
farmers start to sow seeds at this time to lay the foundation for a good
harvest for the year.首先这里的 as 不可能引导定语从句，因为从句不缺成分，而as引导定语从句时一般充当从句中的主语或宾语，...
The roof leaks in a heavy rain. 下大雨时屋顶漏水。Heavy rains hindered traffic on the highway. 大雨阻碍了公路交通。The river rose after the heavy rain. 大雨过后河水上涨了。这三个句子，为什么一个用 a heavy rain，一个用 heavy rains，一个用 the heavy rai...
The article doesn't clearly define "helping," but I understood it as actually assisting children in the exercises or reviewingtheir work for accuracy rather than simply making sure they've completed their work. 请问上边这个句子中，understood 和assisting是怎么...
In the park, some old people were seen ______ on the benches, chatting happily.A. having seated B. to seat C.seating D. seated答案为 D。B 不行，为什么？请顺便解释一下seat 的用法，以及与 sit 的区别，说 seat 是及物动词，它就得用 seated 的形...