【单选题】Can you help me ______my English?
【判断题】按人口平均的粮食产量是一个平均数。( )
【简答题】下列( )不属于 PowerPoint2010 创建的演示文稿的格式文件保存类型。 A .PowerPoint放映 B.RTF 文件 C.PowerPoint模板 D.WORD文档
【单选题】Can you help me ________ my homework?
【单选题】—Would you please help me with my drawing skills? — _________. You can come to my studio every Saturday.
【单选题】—Would you please help me with my singing skills? —_________. You can come to my home on weekends.