Starfish move, feed, and breathe with their feet. 两个问题请教一下:1. starfish是泛指,那为何前面不加冠词,或不用starfishes2. 既然主语是单数形式,那为什么后面是their feet?最近在看单复数的语法,其中说明表示“泛指”的情况包括:the...
...大学出版社,主编 沈俊 八下《一线课堂》P222. My brother didn't say anything and walked away. He must be angry.我认为句中的be应该改为have been,表示对过去情况的推测,才符合该题语义。而must be 主要是对现在,或将来情况的推测。例如:...
请问老师,这里on后面应该填 his doing 还是 him doing 还是两者皆可?1. Please give me a call on ______(arrive) in Beijing.2. Whatever he promises, you can’t rely on ______ anything.
After graduation ,she reached a point in her career ___ she needed to decide what to do. A.that B.what C.which D.where关于这道题向老师请教三个问题1.这道题的point和stage一样既可以用when也可以用where吗?这类名词还有哪些呢?2.situation后用where,occ...
在一篇作文范文中看到这样一句:The boss asked her how much holiday she needed and she said five days was enough.我对其中 how much holiday 的用法有疑问,怎么可以用 how much 来修饰 holiday 呢?但想想看,也不好用 how many 吧?如果用 how many,那 holida...
句子: The problem is that health care costs will escalate, imposing a burden on taxpers.1. 请问imposing引导的算是从句的简化还是插入语呢?2. 请问逗号后的是短语还是完整句子呢?为什么要用ing形式?3. 写作中这种结构该怎么使用呢?请老师回...
我们都知道祈使句加and这个结构,比如说 Think it over and you will find the answer.但是这种用法省略掉了and,还对吗?比如 Do a test,you will find out. 就像这样,如果没有and了,还成立吗?是否应该是 doing a test,you will find out?