英语句子：Mary studied hard only to fail in the exam.为什么要用to fail?

英语句子：Mary studied hard only to fail in the exam.为什么要用to fail? 把下面的英语句子 用简单点的英语句子表达下意思.1 helen's poor paper cannot hold a candle to Mary's excellent one.2 it won't do any good to complain because we are all in the same boat.3 you may catch a cold if you don't wear a ha Mary昨天晚上吃的是面条?英语怎么写句子 ha has had a bad cold since the day before yesterday.用英语解释句子~ studied studied 下面这个英语句子在语法上有错误吗?How long has your sister studied in this school? 请教一道英语题(英语不错的进）Mary's score on the test is the highest in her class,she___have studied very hard.A.may B.must C.should D.ought to He is a girl called Mary.用英语来解释英语句子 德语句子里der是什么意思Und der Teufel, der lacht nur dazuHa, ha, ha, ha, ha, ha.Wir kämpfen für Deutschland的der是什么意思 1.She is playing volleyball now.（用yesterday改写句子）She ___ ___ yesterday.2.Tom studied at school last Saturday（用where提问）____ ___ Tom study last Saturday?3.Ha doesn'd have noodles for breakfast.（用they改写句子）They___ ___ Mary wishes she ( )law instead of.Mary wishes she ( ) law instead of history when she was in college.A:studied B:would study C:would have studied D:had studied 根据首字母填空Mary studied hard.She is a h___ girl. Mary studied Chinese in Beijing University three years ago. 翻译中文 Mary studied ______eaams the day before yesterdayA.on B.for C.at D.in 这句英语句子怎么改?Her name is Mary.(改为同义句)_______ ________Mary. The new dictionary belong to Mary.怎么用英语解释句子? 英语完成句子HOW many ( )( )mary have 玛丽有几个笔记本?