语法The old man sat in front of
the television every evening, happy to watch...这里为什么用sat 不是 sitting?是不是有错误?如果无误,那么这是什么用法?做什么成分呢?还有这句话里逗号是个什么意思?是为了防止句子歧义吗?
It is important to figure out exactly what you want to tell the audience and what you are trying to get them to do.to figure out exactly后面两个并列的what从句是宾语从句吗?
We also need to plan ahead so that we are in a position to deal with the likely levels of climate change which are already inevitable, and even more so, too, for the levels that are likely if we don't get those global agreements.老师好,请问and是连接for the levels...和so that...吗?...
条件句用陈述语气的时候,用情态动词过去式should和be/do没有区别,对吗?1.If it rained tomorrow...........虚拟2.If it should rain tomorrow........可以是虚拟可以是陈述,看主句决定3.If it rains tomorrow.........陈述句子2和3在表示陈述语气的时候...
...anced with outdoor activity, allowing enough time for family and schoolwork. 问:请问这里的allowing的逻辑主语是前面的一整个句子吗?分词的逻辑主语还可以是整个句子吗?②But having been&nbs...
...,当表达与将来事实相反或将来不太可能发生的情况时,从句(条件句)的谓语动词可以通过以下三种形式体现假设性:
过去式(如:took, went)
should + 动词原形(如:should take, should go)
were to + 动词原形(如:were to take, were...