【简答题】The Voice of China was hot during the summer of 2012! The Voice of China is the large music show in China. This show is also the only one which regards the Voice as the only ruler. It premiered at 21:...
【简答题】论述题:试述李贽、公安“三袁”的诗文主张。
【单选题】As more and more large factories are built in China, it can be infered that ______ .
A.
China will face the big challenge of pollution
B.
no pollution problem occurs in China
C.
there will be more traffic accidents in China
D.
the weather will become bad in China
【简答题】下列方程是一元二次方程的是( ) A.x 2 +2x-y=3 B. 3 x - 1 x 2 = 2 3 C.(3x 2 -1) 2 -3=0 D. 5 x 2 -8= 3 x
【判断题】多核苷酸链的3’-末端含有自由的3’-OH。