请曹老师解答一下:____,your composition is full of mistakes.A. Writing carelessly B. Written carelessly C. Having written carelessly . D. Being written carelessly为什么A不对呢?A与B...
...models exist that are hybrids of these three, such as delayed open-access, where journals allow only subscribers to read a paper for the first six months, before making it freely available to everyone who wishes to see it.请问"before making it freely available to everyone who wishes...
1. Maria has written two novels, both of _____ have been made into television. A. them B. which请问为什么这里A不对?不能看作是逗号隔开的两个简单句吗?2.She brought with her three friends, none of ______ I had ever met before.还有这句, 如改写成She brought with ...
有这样一个句子:If they would only try to understand. 如何分析这个句子?句中的If they would only try to understand 只是一个条件状语从句,怎么没有主句呢?请问:If they would only do sth 是固定句式吗?它是虚拟语气吗?