Determination is a kind of basic quality and this is ________ it takes to do jobs well. A. what B. that C. which
27.染色体和染色质的关系是( ) A.不同时期,不同物质的不同形态 B.不同时期,同一物质的不同形态 C.同一时期,同一物质的不同
图3为一个物体的位移图像,根据它在图4中画出该物体的速度图像。
在平面直角坐标系xOy中,过定点C(0,p)作直线与抛物线x2=2py(p>0)相交于A、B两点.(1)若点N是点C关于坐标原点O的对称点,求△ANB面积的最小值.(2)是否
He made a fortune by buying an apartment and __________ it at a large profit. A. selling B. sold C. sell D. to sell
He started early so that he_____there in time. A.could get B.got C.had got
设全集,集合则集合= ( ) A. B. C. D.