老师们好，下面这个句子：The possibility that mass extinctions may recur periodically has given rise to such hypotheses as that of a companion star with a long-period orbit deflecting other bodies from their normal orbits, making some of them fall to Earth as meteors and causing widesprea...
1.The students took notes as they listened carefully.2.John sings as he works.3.She was singing while I was dancing.4.Meimei watched TV while she ate her supper.我的疑问是：as所在句子的主从句的主语是否要相同？as所在句的延续性动词为什么不用be doing?第4句对吗...
Come early to the talk at 7.30pm by Jules Skye, a successful record producer.上面的句子出自2016高考英语全国卷I的阅读理解A。请问句中的 a successful record producer 是同位语还是定语？如何区分它是定语还是同位语？谢谢！
You’ve got people retiring early, you’ve got the unemployed.有些早早退休了，有些失业了。请问老师:以上句子的前半句，现在分词retiring 作people的后置定语是不是可以等价于定语从句:You’ve got people who retired / had retired early. 此外此句...
You can use a large plastic bottle,______cut off, as a pot to grow young plants in.B the top of whichD with its top答案D。疑问：答案说cut off 不是完整的谓语，所以用独立主格，不用定从。cut off 怎么就不完整了？
The Bhagavad Gita exemplifies one of these powerful stories through
which we can explore certain themes, common to many yoga traditions and texts,
in their applications to yoga therapy. 这句后面的 in 咋搞?in their applications to yoga therapy充当什么成分？整句话如何理解和翻译...
...北京卷阅读C：More researchers, policymakers and
representatives from the food industry must learn to look beyond their direct
lines of responsibility and adopt a
systems approach. Crystal
knew that visions alone don’t produce results, but concluded that “we’ll never
produce results that ...