...l the dinosaur eggs-except that mammals and dinosaurs appeared at the same time in the Late Triassic, about 190 million years ago, and there is no reason to believe that mammals suddenly acquired a taste for dinosaur eggs after 120 million years of coexistence. 对应答案是mammals and dinosa...
请教老师们，When most of us get a text message on our cell phone
from an unknown person, we usually say＂sorry, wrong number!＂and move on. 此句中的直接引语前需要加逗号吗？若不需要，为什么？和平时一般的直接引语有什么区别？
传统语法中，关于以下几句虚拟语气中的should理解，甚是疑惑，在此特意请教老师。1）It is really strange that I should see you here (should含有竟然的意思）可以去掉should吗？含义是否有变化呢？2) He suggested that the meeting should be put off.这...
_______ did you begin to study French? I ________ to study French when I was seven.A. When, begin B. When, began C. While, beginning D. While, was beginning.这个选什么？为什么？能分析下吗？谢谢!
1. He seemed to have decided on going. = It seems that he (has) decided on going. 他好像决定要去了。 2. He seemed to have decided on going. = It seemed that he had decided on going.&nb...
Having grown up in Lausanne, Switzerland, the Bay Area's progressive spirit came as a shock when I arrived in San Francisco in my early 20s.上文划线部分好像没有逻辑主语，请老师帮忙看看，这句话正确吗？感谢回答。