have to 可以有多种时态用法,但可以用过去完成时吗?如果用过去完成时,那不是成了 had had to? 感觉好奇怪。
I’m only too glad to see you. 不定式做什么dn wv ,怎么翻译,和I’m glad to see you是一样的吗?
If I were earning a good salary, I would not think of changing a job.请问各位老师,这里为什么用were earning呢?对现在的虚拟,不应该是一般过去式吗?
看一篇讲述数学排列组合的文章中一句话…four people can be seated into four chairs, but when dealing with larger numbers, this can take quite a while。but when…应是做副词修饰作用的一个状语从句,但从句中为何不使用动词原形deal with,而使用分词...
请问以下句子属于这个语法吗?This is really delicious. I can't remember when I've eaten better. 这里的eat better或者还是说eat是系动词?请教各位
...的点心分成了很多块,想请问gross、disgusting和revolting都是形容词,在这里是直接放在介词into后面表示名词意义吗?前面为什么不加定冠词the呢?
I wish I didn't have to do this.我知道 wish 后面的宾语从句要用虚拟语气,但这里为什么didn't have,而不是 wouldn't have 或 hadn't have?
He is one of ______ actors in China.A. the famousB. the most famous请问选A对吗? one of the...后面的形容词可以用原级吗?
It's created a systemic level of corruption among low enforcement unheard of prior to its initiation.老师好,请问unheard of prior to its initiation是什么用法?
在English pod 里,很多篇结尾都有一句:The script for today's podcast was written by our very own Dr. Lucy Tse. 请问这里的own什么意思?
英语真不能说 know to do sth 吗■陈根花(长沙) 一、观点引用同内出版的许多语法著作和惯用法著作都明确指出:know 后面不能接 to do sth,要改用 know how to do sth。比如:1.外文出版社出版的《新时代英语惯用法词典》(王福祯编...
中英的政府工作报告里有一句:Reform is key to modernizing agriculture.想问一下这里为什么是ing。动名词?还是to做介词?还是神马?求解答,谢谢!
There is an increasing tendency for us to make sales.老师,for us 如何理解,是不定式的逻辑主语吗?