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问题 逗号后为什么没有连接词

Business ads on TV, radio and newspaper provide useful and valuable information about a product or service to target audiences, help them to compare qualities of different products and choose the most cost-effective one.请问这句target audiences逗号后无连接词为什么可以直接跟help？

问题 牛津词典上的这两个例句有什么不同呢

Both men wore confident smiles.They wear a frozen smile on their faces.为什么smiles一个是复数一个是单数，这里的强调的点是什么关系？主语不都是复数吗？

问题 to be damaging to health

It is important for the government to tighten regulation on some behaviour,especially those which have been proven to be damaging to health.句中为什么用to be damaging to health这种形式?damaging是形容词吗？

问题 英语句子中的问题

...ugh public health funds available and will see councilors who were elected on a platform of schools and the environment suddenly responsible for health.1.“The new plans provide no clue was to ”为啥有两个谓语动词？2. and will see…这句话在结构上和谁并列？怎么翻译？

问题 请问此处的不定式 to live是做宾语还是状语

 It went off to live on some farm.谢谢老师解答！

问题 although but与but although

许多语法书和词典都说，英语习惯上不能将although与but连用，但是下面这句如何解释？ Soon he was President of the new South Africa. But although he had suffered for so long, he did not want to take his revenge on the white minority.

问题 that if是引导什么从句

...这句摘自高中英语新教材人教版必修一 p5：Her first impression was that English was difficult and people spoke too quickly, but soon she found that if she concentrates on the ideas, not the single words, she could understand!请问句子中的 that if 引导的是什么从句啊？

问题 虚拟语气的从句未用虚拟语气

老师好！请看下面一个句子：If each person plays their part—even for just one meal a day—Hong Kong would already be on its way to making considerable progress towards sustainable seafood consumption.请问为什么后面用了虚拟语气，但if从句是一般现在时。

问题 句中2个with的用法

...子位于母亲的背后下方，the small koalas can climb out directly from the pouch and onto the mother's back before learning to feed and fend for themselves.在学会觅食和独立以前，小考拉可以从袋里出来直接爬到母亲的背上。With all other marsupials, the pouch is loca...

问题 【语法理论探讨】一个完整的单句可以有两个宾语吗？

【语法理论探讨】一个完整的单句可以有两个宾语吗？例如：I saw Tom and Mary on the ground in front of the building yesterday morning.

问题 动名词做主语

老师您好! Having read an article on smoking,he smoked his last cigarette.这句话中haveing read是动名词做主语还是现在分词做伴随状语呢？我觉得是动名词做主语，因为是想表达先看了一篇关于吸烟的文章后，他抽了最后一根烟。如果是表...

问题 Since和while的疑惑

...icans are getting married today than ever before, the divorce rate is also on the rise.A. Since   B. If    C. While   D. Once 这题选C，while表示虽然，但是A since表示既然，这里涉及虽然和既然的逻辑区别，不知道老师有没有好...

问题 名词性短语可以做什么成分

When julian assange was dragged out of Ecuador’s embassy and into a London courtroom on April 11th, you could be forgiven for thinking that it was his life’s work, moral character and personal hygiene in the dock. 请问老师，最后的moral character and personal hygiene in the dock...

问题 不定式结构分析

老师请看以下句子中不定式都做何成分分析：1. We depend on our fathers to make money.2. We need you to come to school.3. My father has a brilliant idea to use the wood to pick up the cloth in the river.4.You make a trade to get what you want.5.Tencent cooperates with Netease to publ...

问题 to为什么要用to be

The family environment is widely believed to be the most important influence on children's development.其中的to be是做非谓语做宾语吗？为什么要用to be，是动词believe的固定搭配形式吗？