I lost two ____(set)of keys

I lost two ____(set)of keys Look,____ is in the“lost and found” box.看不懂,貌似没有正确答案.要有理由A.some keys B.a set of keys C.two baseballs D.a key and a baseball貌似没有正确答案…… I lost a set of keys.But last i found( ).填什么 i lost a set of keys ,i can't find them 还是it. I ____ for two hours yesterday afternoon I lost a set of keys.然后是用 Is this yours?还是Are these yours? I lost a set ___ keys on my way to school中间填什么 I lost a set——keys 打横线的是要写的 i lost my lecture notes and had to make out a new set.求翻译 Sorry.I lost your pen.It ___ ____ . I borrowed his book ,two day ago.I ___ ___ this book ____ two day ____? I have two __ .A.set of keys B.set of key C.sets of keys D.sets of The notebook I ____ I_______ is in my school bagA think lost B thought had lost C think had lost D thought have lost I have two soccer balls.对(two soccer balls)划线部分提问 ____ ____ you have? Help!I lost a set of keys in the calss-room.please call me at 451-3752.的翻译 我丢了一串我的钥匙,用英语怎么说?I lost my a set of keys,这样说对不对？ jane lost a set -----.(填介词) 根据图片,所给词语及句末标点提示编写句子.(I,lost,a set of).(this hers)?(Linda,found).(me,280-3172).(what color,two)?第一个图片是“一大把钥匙”第二个是“一个书包”第三个是“一块橡皮”第四个是“