She have left school, for her bike is still here. A.can’t B.wouldn’t C.shouldn’t D.needn’t 答案:A 句意为:她不可能离开了学校,因为她的自行车仍然在这儿。can’t表示不可能;wouldn’t have done表虚拟;shouldn’t have done本不该做(却已做了);needn’t have done本没必要做(但已做了)。 By international agreement the boundary of each nation ________ a body of water extends exactly three miles from the coastline.A.lookB.facedC.to faceD.fronting