links a noun to another word 用英语: 1. preposition You can omit the preposition in this phrase. A preposition is a word usually used before a noun Words like "at", "to", "in", "on", "by" we call prepositions. Modal verb is never followed by preposition "to" In English there...
For instance in last week’s issue you misspelled the word “secretary” used a singular verb with a plural noun and used “it’s” as a possessive (所有格). And that was just in the lead story! In case you never went to elementary school “it’s” means “it is ”.It’s also ...
题目At a Loss for Words Imagine a friend is heading out to face a difficult task.As a last word before they disappear,you want to encourage them.What might you say?If you are speaking English,the likeliest choice is "good luck". If you stop to think about i...
The origin of the English term, “Moor,” is the Greek word, “???” or “mavro” which literally means “black, blackened or charred” and has long been used to describe black or very dark things such as, “Mavri Thalassa” which refers to the Black Sea or “mavri spilia” which m...
No Internet required, except for initial download and updates. No in-app purchases or advertising. Find the download and more info at: https://itunes.apple.com/us/app/a-little-calculus/id631866056?mt=8 I gave a Calculus workshop. The conference was full of hands-on math workshops for te...
It is often desirable to have a parent entity that has a collection of child entities. For example aOrderentity may have a collection ofOrderLineentities, or aUserentity may have a collection ofRoleentities. These example may look similar but they have a subtle difference that may cause some...