-I spent a week in Xiamen last month.
-Then you must have been overcharged for sea food many a time, _____ you?
这道题填weren't,为啥不能填haven't或是didn't? 这里有many a time不应该用现在完成时haven't吗？didn't只能用在must have done表一般过去时的非被动语态...
The United Launch Alliance, a joint venture between Lockheed Martin and Boeing, is planning a lunar fueling station for spacecraft, capable of supporting 1,000 people living in space within 30 years.
1) Four years ago Donald Trump pulled off a major surprise by becoming the first republican presidential candidate to win Michigan since 1988.2)Lower turnout allowed Trump to eke out a victory by about 10700 votes out of more than 4.5 million ballots cast in the state.上述2句，第一句中的by ...
A：Before
we get in there, do you have any tips for me?B：You
know that thing you do every morning? Don’t do that.A：You
don’t think she’d like that?B：No.A：Why
not?B：Beause
I’ve never liked it.请教一下这个简单口语对话中最后一句Beause I’ve never liked it用现在...
...t entirely authentic,
though. Unlike a normal Parisian apartment, the plumbing (水管)
worked. There was a nice kitchen and a comfortable bed. Our building even had a
tiny lift with a female voice that said, “Ouverture des portes,” in perfect
French. That is the only French phrase I mastered, a...
Oh,
Mike's not here these days. Is he ill ?I
am afraid so. His mother told me that he was in hospital.这句Mike's
not here these days = Mike is 是否错误？是否应该改成现在完成时Mike has not been here these days. Is he ill ?
请老师分析一下类似以下句子的意思以及句子成分：
Not a day passes but we use electricity in our daily life.
Not a day goes by when I don't think of my old friend Jim Green.
谢谢老师！
感觉一般是用 It is time that...，但可以用 It is time when...吗？比如：It’s time you _____ threw those shoes in the bin. 你该把缔些鞋子扔进垃圾箱了。不用填空是对，填 that 也是对的，但填 when 对吗？为什么？
1. Glass _______provide a useful function in sectioning off and enclosing an area when the desired effect is to maintain visual transparency.A. separations B. segregations C. partitions D. isolations本句意思是？2. The waters were rising about the rock an...
...enses, an average South Korean household must budget roughly 12.8 years of income to buy a mid-range home, compared to 8.8 years in 2014, data from KB Kookmin Bank shows. Adding to their stress, South Koreans work the third most hours per year among OECD nations, lagging just Mexico and Costa Rica.&...
In 1937 he wrote a paper with the title "Surprise" which predicted, with what historians termed "chilling accuracy", a surprise attack by the Japanese on Hawai...
...sprang up to house large “comfortable”classes who had retired on their incomes, and who had no relation to the rest of the community except that of drawing dividends and occasionally attending a shareholds' meeting to dictate their orders to the management.其中，to house large “comforta...