At the shopping-centre,he didn’t know what______and______with an empty bag. A.to buy; leave B.to be bought; left C.to buy; left D.was to buy; leave
2010年8月31日,由中石化投资建设和运营的川气东送工程全面建成并投入商业化运行,每年向东部及沿线地区输送天然气120亿立方米。据此完成第1~2题
________ is better than cure, and medication should consider the needs of individuals. A. Protection B. Prevention C. Prediction D. Prom
如图所示,在光滑水平面上有物体A、B,质量分别为、。在拉力F作用下,A和B以加速度做匀加速直线运动。某时刻突然撤去拉力,此瞬时A和B的加速度为
下列属于防洪工作的工程措施是( ) A.修建分洪区 B.洪泛区土地管理 C.实行
如图,△ABC是等腰直角三角形,BC是斜边,将△ABP绕点A逆时针旋转后,能与△ACP′重合,如果AP=3,那么PP′的长等于( ) A. B. C.
In many English homes, people eat four meals (餐)a day. They have breakfast at any time from seven to nine in the morning .They eat porridge(粥), eggs or bread and drink tea or coffee at break
读图8和资料,回答下列问题。(17分) 一艘满载牛肉的轮船,由阿根廷首都布宜诺斯艾利斯启航,沿图中箭头所示航线航行,到达英国伦敦港。