The novel ______ by many people today. A. is read B. are read C.reads D. were read
两块完全相同的木块 、 ，其中 固定在水平桌面上， 放在光滑水平桌面上。两颗同样的子弹以相同的水平速度射入两木块，穿透后子弹的速度分别为 、
一质量为2 kg的物体在5个共点力作用下做匀速直线运动。现同时撤去其中大小分别为10 N和15 N的两个力，其余的力保持不变。下列关于此后该物体运动的
日本在《二十一条》中提出“中国沿海港湾岛屿不得租与他国”的真实目的是（ ） A．欺骗中国国民及世界舆论 B．维护中国的领土主权完
Statistics show that shanghai subway lines will reach 350 kms by the end of this year, making the city No. 3 in the world subway length. A．according to B．in terms of C．on ac
已知α是第二象限角,tan(π+2α)=-,则tan α= .
Why shouldn’t I buy a new coat — I haven’t bought _____ for five years. A. it B. t
. It was in the factory _________ his friend worked _______ he picked up a lot of experience. A. where, where B. that, where C. that, that D. where, that
