...atures a legally binding, secure version of the handwritten signatures you useto sign paper documents today. The key technological innovation enabling this new business paradigm?enabling作谓语，这里的问号，是反问什么？Electronic signatures a legally binding, secure version of ...
...句连上篇初中英语单词“多义并记” 1. He was wild with joy when he came to
the wild. 当他来到旷野时欣喜若狂。2. He signed
me to sign
my name on the
sign. 他示意我把名字签在招牌上。3. A river divides our village from theirs, and our village
is divided into three...
Police used water cannon, tear gas and truncheons, reportedly removing masks from demonstrators they arrested, and a number of people were injured. 这里的V-ing分句（黑体部分）作何理解？
Not that his new title will change anything: "I think it's going to make me do more household chores," he jokes. "After this comes out, she'll be like, 'All right, that means you're going toreally earn it here at home.这句话的here at home这个at home是here的同位语还是修饰这个here?...
...着雨，猫和狗在外面（对猫和狗特指）。下面1,2对吗？1.When（While) it is raining, the cats and the dogs are outside. 2. When（While) it is raining, the cats and dogs are outside.上面1,2句对吗？第2句狗的前面去掉了the,句1,2意思一样吗? 1,2...
...u know a racist and sexist labor market in the United States and we should use whatever policy tools thatwe have in order to correct that problem. But not everyone agrees.麻烦老师讲解一下这句中的whatever用法，可否看作形容词修饰policy tools ？这里可以和what换用吗？
...e of its number
for you, it is on account of the grown-ups and their ways. When you tell them
that you have made a new friend, they never ask you any questions about
essential matters. They never say to you, “What does his voice sound like? What
games does he love best? Does he collect butterflies...
老师好！对上面短文第二段落的红色画框句子that was when
Jack's idea hatched我作两种解读，但不知道孰对孰错：判断一：句子that was when Jack's idea hatched的when用错，应该改为why,句子应该是that was why Jack's idea
hatched，用来解释。理由：...
I think these mass extinctions are important evolutionary agents that help shake the system loose,and because they open up large ammounts of ecological space, they probably do allow for greaterevolutionary inventiveness than might have been poetntially possible in a situation of a really crowded wor...
1. Nor did Alice think it so VERY much out of the way to hear the Rabbit say to itself.nor是连词，did为什么提前了。2. There was nothing so VERY remarkable in that.in that是副词表示“因为”吗？3. She thought it over...thought it over是固定搭配吗？
President Trump escalated the battle over his long-promised border wall Tuesday night, 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 esca...
I think the most
useful technologies are computers and the Internet, which can make our learning
more efficient and we all benefit from it.想请问老师这句话里面
we all benefit from it 的it
应该是代指 computers and the Internet
这样应该是双数，为什么不用these或者them...