题目

—Will you lend me some paper? —Sorry，mine ______. A．is running out of B．has been run out C．has run out D．has run out of 答案：C 解析: run out是不及物动词词组，没有被动语态，不接宾语；run out of是及物动词词组，要接宾语，可以有被动语态。Mine has run out＝Mine has been run out of。从A沿北偏东60°的方向行驶到B，再从B沿南偏西20°的方向行驶到C，则∠ABC=________度．