1. What do you use your computer do?2. What do you use your computer to do?3. What do you use your computer for?请问下大家三组句子，1算是错误的吗？2和3都正确吗？如果答句是：I use it to do homework. 那么2和3都可以选吗？
尊敬的各位老师：I watched Tom playing tennis.这个句子里Tom playing tennis是一个复杂宾语，这个句子里的playing是一个现在分词，那么这个句子里的Tom playing tennis是带有自己主语的现在分词短语吗？如果Tom playing tennis是带有自己主语的现...
These courses are given by famous universities around the world. They used to be usually for university students or adults. But now that's changing. MOOCs are also for ____ (young) learners now than before.请问横线处究竟是该用young还是younger?为什么？盼望专家解析。
Some tech pioneers promote a new compact with workers which holds that companies owe them neither loyalty nor job security.有些科技先锋企业提倡和员工达成一种新契约，认为公司既不需要提供归属感，也不需要提供工作保障。问题：请问定语从句中的which...
...,句子：The latest was a panel ,enlisted by the White House,to tell us that the Earth's atmosphere is definitely warming.
中to tell us....作状语修饰enlisted by the White House？
原句是: That all united
should fail to enlighten the competent enquirer in any case is almost
inconceivable.官方翻译是:若是所有这些特征加在一起尚不能令称职的刑案调查者眼前一亮，则是不可想象的。这是我在福尔摩斯《血字的研究》中看到的一...
...发现，偶然遇见 remind...of 提醒，使想起 one man’s meat is another man’s poison口之于味，无同嗜也 feel at home with一见如故 had better最好 put...to the test 试验，检验，使...经受考验 not enough room to swing a cat形容一个地方太小了 dairy-free无乳...
______ matter if I stay here till the end of this week?
A. Will it B. Does it C. Do you D. Will you
答案为 B，有人问 A 可以么？请问这里适用主将从现原则吗？不是主句用将来时也可以么？请详细说说 matter 的用...
...在聚会上”“在晚会上”，通常是用 at the party 吧！如：I enjoyed myself at the party. 这次聚会我很快活。He behaved foolishly at the party. 他在聚会上举止愚蠢。Did you see them at the party? 在晚会上你见到他们了吗? His appearance at the party was ...
Alone holding an oil-paper umbrella,I wander along a long solitary lane in the rain.老师，alone holding an oil-paper umbrella与holding alone an oil-paper umbrella.有什么不同？频度副词，是用在一般动词（实义动词前）之前的，如果在非谓语短语里，频度副词还...