题目

I always do all the cleaning __ on Sunday. A.self   B. alone    C. lonely     D. lone 答案：B 解析: alone此处作副词,修饰动词do,也可作形容词,只能作表语; lonely是形容词,作表语.______with so much trouble, we failed to complete the task on time.A. Face B. Facing C. Faced D. To face