..., using a nationally televised Oval Office address to rally public support and blame Democrats for a partial government shutdown that is now in its third week.整句话该如何让理解？尤其President Trump escalated the battle over his long-promised border wall Tuesday night这句话该如何...
...间。是这样吗？ 2. Lee _____(learn) English for several years, and at last he has mastered the irregular verbs. 请教老师，唯一答案是 has been learning。我的疑惑是可否用has learned ? 谢谢老师。
He threw himself from his horse and lay still as if shot.书上说等于 (=as if he had been shot）请教老师，这里的 (=as if he had been shot）是否是虚拟语气？因为thew动作先发生，按照逻辑，后面正常的一个改写成as if he was shot, 但是由于使用了虚拟语...
...nnies who are often working illegally,just like the maids who scrub floors and the gardens who cut the lawns,which help to explain why fixing American's broken immigration system is proving so difficult.另外，help to explain是整体做谓语还是help做谓语？why做什么成分？后面...
...e of this year was pushed back to at least 2021because of the coronavirus pandemic and the new safety measures it requires.这是CNN新闻播报员说的。1) 句子开头处trip后的which是否应该改成that？因为先行词有first限定。对吗？2）句末处，定语从句the new saf...
...cretary, doubts that
efforts at vaccine diplomacy alone, even when deftly handled, will do much to
increase either Russia or India’s
influence or standing.Russia后的's能省略吗？还是因为用了or而不是and的缘故？能否提供其他类似例句？谢谢各位大咖专家老师！
It’s difficult writing a novel on a country that is
so extremely divided on class, gender and urban-rural lines.这句中的writing, 能否理解为作者正在写这部小说？还是和不定式to
write一样，仅能理解为动词的一般意义？
Anyway, I heard there's some price been put on your head and someone's
going to have a crack at you. （总之，我听说有人悬赏你的人头，会有人来干掉你。）这里的been put on your
head是some price的后置修饰语吗？为什么不直接说there's some price put on
your head...
They could trace the growth and shrinkage of continental glaciers, even in parts of the ocean where there may have been no great change in temperature—around the equator, for example.这个状语看起来应该是解释说明前面的内容。