【单选题】The information about the new mathematical theorem seems unreasonable in that ______.
A.
it is given by the time traveler
B.
it is written by the traveler's student
C.
it still needs evidence t prove
D.
it seems that there is no source of the information
【判断题】As no one has proved that UFOs exist, it’s unreasonable to assume that they don’t.
【单选题】Thirty dollars (is/are) an unreasonable price for that T-shirt.
【简答题】单一水准路线的布设形式有哪几种 ? 其检核条件是什么 ?
【简答题】According to the passage, the unreasonable male-dominated model is being ______ and can be replaced by a better model.