Until people could conduct experiments from outer space, there was no ______proof of Einstein's Theory of Relativity, E=MC2.A. reciprocal B. empirical C. emphatic D. theoretical选择哪个正确选项呢?怎么理解句...
Increased efforts by green groups ______(educate) the public about the benefits of recycling have also helped.老师,这边的by,不是表示方式,而是表示这些努力的实施者吧,但是怎么看不到被动的存在?这里的空 为什么不可以填educated,表示已经完成...
...sting, it’s not difficult to make
yourself interesting at a dinner party.___36___,
if you’re out of your comfort zone or if you’re wandering into somebody’s house
for the first time. So the main thing is just to show up and be adventurous,
trying different foods and talking to strangers.Peop...
—Who broke the glass?
—I suppose ______ must be one of the boys.
A. the one B. it C. he
答案是 B,我感觉都可以,A 特指了而且 one 可以指人呀,C 男孩一定是 he 呀,B 的话,估计是想说不知道是谁用 it。
问问...
Although the first part of the book is easy, the rest ______. A.are difficult B.is supposed difficult C.has proved difficult D.have been found difficult
All substances, ______, liquid or solid, are made up of atoms. A be they gasesB whether they are gasesC they are gasesD they can be gases为什么选A? B为什么不行?
The items exhibited are well worth ______, and attracted large crowds
of visitors in the past few days.A. seeing B. to be seen为什么标准答案是B呢?我理解是A are worth seeing 主动形式表被动含义呀?