Inventors have changed the way we live.So they are famous for the great things they___.为什么填did而不是had done呢?

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• Inventors have changed the way we live.So they are famous for the great things they___.为什么did?
• 1、-Inventors have changed the way we live.-So they are famous for the great things they_____.A,do B,did C,are doing D,had done应该选B,但为什么不能选D的完成时呢2、although i am beginning to feel more comfortable about depending on myself,i am not planning to cut off myself from the rest of the ____.A,world B,life C,family D,university应该选A,为什么呢?这句话帮我翻译一下好不.3、Peter wanted to know______.A,whether he has finished reading the bookB,why the boy had so many questionsCD省略应该选B
• Inventors have changed the way we live.So they are famous for the great things they___.为什么did?
• Inventors have changed the way we live.So they are famous for the great things they___.为什么填did而不是had done呢?
• 几个英语时态题inventors have changed the way we live .so they are famous for the great things they___ 这里为什么填did一般过去时,而不用完成时.I knocked into a tree when I went to the railway station for my friend.----I suppose you____ too fast.这里为什么要用进行时态were driving而不可以用一般过去时.解释的时候不要硬往答案上靠.要实际证据.有说服力的.说的好的我会加分.
• 一个句子中有两个动词,两个都要过去式吗?如he left the room after he goodbye.
• I have changed no longer is my 啥意思I have changed no longer is my.一个女的写的 估计是给我~我变了 不再是我？她追我来的 是不是不追了？这意思吧