像这种copyright reserved结构,是什么词性,是复合名词还是复合形容词?为什么有些没有连字符,有些有,到底如何区分呢?
he gave a speech in which he thanked all the pupils.
Because its leaves remain green long after being picked, rosemary became associated with the idea of remembrance.请教老师. 为什么句子用的是remain而不是remained呢
我在书上看到一短句,Her job is taking care of children. 后面写着动名词短语作主补。 这正确吗?这里并不是被动句子,为什么称它主补而不是表语呢?