Without facts,we can't form a correct opinion,for we need to have actual knowledge__________our thinking.A.which to be based on B.which to base on C.on which to base D.which to base答案为C，原因是什么？knowledge是先行词，which 是引导定语从句，那么从句的谓语动词在...
...equired many causes besides the spread of science and historical knowledge.First, the Protestant Reformation, which originally defended private judgment. Then the multitude of Protestant sects and conflicting theologies, each appealing to both Scriptures and reason.
But the researchers discovered that the wood tiger moth is the first species known in which the different fluids from the different parts of the moths' body each target a different type of predator.感觉这个地方如果 which指代的是species,那么 in which具...
...to applaud loudly as the famous composer walked out
onto the stage for the first time in 12 years.这是2020版高中英语北师大版必修第三册第7单元(p15)的句子。请问这里为什么用in引导时间段状语，不是应该用for来引出时间段状语吗？
...n is available to all in full-time
education, up to and including those
at first degree level, in organised groups with teachers.上面的句子摘自2022年高考英语老高考全国乙卷（全国卷Ⅰ）。请问句中的up
to and including是什么意思？
Bombs packed with nails terrorized Brussels on Tuesday in the deadliest assault on the European heartland since the Islamic State’s attacks on Paris four months ago, hitting the airport and subway system in coordinated strikes that were also claimed by the militant extremist group.请问：(1) sin...
One day Davy sat on a rock beside the sea, leaning on his father’s boathook, and gazing with longing eyes out upon the clear calm ocean, on which several ships and boats were floating idly, for there was not a breath of wind to fill their sails.如何理解这里的with longing eyes ...
CNN:
《Proposed
Stimulus Package Advances in Congress》On
Saturday the House voted 219 to 212 to move the bill forward.All
of the votes to pass it came from Democrats,but
two Democrats joined all 210 Republicans in voting against the bill.如何理解这里的in
voting ? 为什么不去掉in,
变...
一道专四的练习题:Some companies have introduced flexible working time with less emphasis on pressure _________.A. than more on efficiencyB. and more on efficiencyC. and more efficiencyD. than efficiency答案是B，帮我分析在句式上为什么A、C、D不可以？Thank you in advance!
.... Many people have a rather acute sense of the shortness of each lifetime. Once the sands have run out of a person's hourglass they cannot be matter of patience. In the American system of values patience is not a high priority. Many of them have what might be called “a short fuse”They begin ...
...不是都可以？题目2：The Space Age ______ in October 1957 when the first artificial satellite was launched by the Soviet Union.A. initiated B. embarked C. originated D. commenced老师，A，C，D它们之间怎么区分？
Mr. Yuan became the first agricultural pioneer in the world to grow
rice with a high output.请问这里为什么要用to grow？而不用growing呢？目前在下知道的是这里需要使用非谓语，请问为什么要用动词不定式呢，是因为这里是要表目的吗？而又为什么...
... route, suddenly meet himself coming back, without a cent having been paid on account.请老师分析一下without a cent having been paid on account语法结构，其中，having been paid on account是现在分词还是动名词呢？