James is busy practising for the school concert.They have fun riding with their friends.这里的practising, riding都是分词形式（没有介词，不是介词+V-ing形式），在句中和前面内容的连接感觉不是很紧密，这里的成分应如何分析？这种分词的内容可以...
They
moved in with a local family, the Harrisons, and, like them, had little
privacy, rare baths, and a blanket of snow on their quilt when they woke up in
the morning. Some mornings, Rosamond and Dorothy would arrive at the
schoolhouse to find the children weeping from the cold. In spring, the snow...
...还是必须放在主句中?Hearing
the footstep below yesterday，he rose and went to
the top of the stairs.这样可以吗？还是yesterday必须放在主句中?Hearing
the footstep below，he rose and went to
the top of the stairs yesterday.如果把这个改为时间状语从句，是不是yest...
A year and a half later, however, of the seventy-odd staff and workers
who had come in for the course, only six went through.请问老师go through在这里的用法是什么？在字典里好像没有看到sb. go through的用法？
...te with
special operations targeting the education sector, loan activities and the
circulation of goods and services to prevent gang-related crimes.译文：公安机关将全力配合做好教育、金融放贷、市场流通等重点行业领域专项整治工作，全力遏制黑恶势力犯罪...
He theorizes thatit is the emotional component of these intangible prizes that make them effective. In fact, vaguely-stated possibilities of winning a prize were more effective than options with hard odds included.hard odds included翻译为 包括了更难的赔率 吗？不是很能理解这部...
问1. 句1.He wore a vest under a coat. 句2.He hid under the bed. 其中句1.可以翻成他 人 在外套内侧穿背心吗？就是说身外披着外套 而人在内侧作穿背的动作就像句2.的under the bed一样把under a coat当地方副词但这句话的正确翻译不是...
It is our pleasure to keep our classroom clean and tidy.
请问红色部分为什么是宾语补足语？这句话的主语是不定式做主语还是主语从句做主语？
我认为to keep our classroom clean and tidy是句子的主语，那么主语中的成分怎么会是宾语补足...
The youngster is excited and grabs his dad's hand. The thick-skinned fingers close gently around his and David is surprised to find, warming in his father's palm, a lock of his own hair.红色部分这句如何理解？为什么用逗号分开？