Check and improve your grammar with our basic grammar reference guide. On this page you'll find links to our basic grammar summary pages. Each basic grammar reference page covers a key grammar ...

Mastering basic English grammar is essential for effective communication. By understanding the fundamental rules of grammar, you can express your thoughts and ideas clearly and concisely.

let ：上下文对象作为 lambda 表达式的参数 it 来访问。返回值时 lambda 表达式的结果。 let 可用于在调用链的结果上调用一个或多个函数。 若代码块仅包含 it 作为参数的单个函数，则可以使用方法 :: 代替 lambda 表达式。 为上下文对象定义一个新的变量，替换 lambda ...

Save yourself the frustration of misunderstanding and the hassle of wasted time - improve your knowledge of English grammar. This course focuses on understanding and using advanced grammatical ...