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Nothing is ever accomplished by a committee, ________(除非它包括三个成员),one of whom happens to be sick and another absent.
In isosceles triangle ABC, what is the value of ∠C？
(1) The measure of ∠B is 47°
(2) The measure of ∠A is 90°
The word "omnipotent" in the first sentence of last paragraph means ______.
If you are very busy, how could you get the major information from the newspaper？
You could read the __ and the
From reading this article you would say that the Andean project had ______.