小怡子乖乖
A compound sentence contains two or more clauses.
复合句包含两个或多个从句。
There is nothing in the rules of grammar to suggest that ending a sentence with a preposition is wrong.
语法规则中并没有规定句子以介词结尾是错误的。
My students have learnt to paraphrase difficult English sentences.
我的学生们学会了改述复杂的英语句子。
There is one word too many in this sentence.
这个句子多了一个字。