2015-08-24
xredued04
［误］ We are yet in the classroom now.
［正］ We are already in the classroom now.
［析］ already主要用于肯定句，而yet多用于否定句和疑问句中，如：
Did you finish it? No. not yet.
［误］ Look. Here comes he!
［正］ Look! Here he comes!
［误］ Look! Here the bus comes!
［正］ Look! Here comes the bus!
［析］ 在句子开头用Here时，如主语是人称代词则不要用倒装语序，如果主语是名词则要用倒装语序。
［误］ She is my older sister.
［正］ She is my elder sister.
［析］ elder 和eldest是用来指家庭中兄弟姐妹的长幼关系，而older, oldest 则是指岁数大多少，如：She is three years older than I.
［误］ I'm tired. I can't go further.
［正］ I'm tired. I can't go farther.
［析］ far有两个比较级 farther 较远的，further 进一步的，如：Do you need any further explanation? 你需要进一步的解释吗?当然它也有两个最高级。farthest和furthest.
［误］ I went to Beijing University five years before.
［正］ I went to Beijing University five years ago.
［析］ ago常与过去时连用，而before则多与完成时连用。
［误］ - Have you finished your homework?
- No, not already.
［正］ - Have you finished your homework?
- No, not yet.
［析］ 仍然有三个英文字可以表达它们是already， yet 与 still。 要注意的是 already经常用于肯定句中，如The bus has already gone。 而yet 多用于疑问句和否定句中，如：Have you finished your homework yet? 而still则常用于主语与谓语动词之间，如：We still can't decide what to do. 但也有时用于be 动词之后，如：He is still here.