I lost a set ___ keys on my way to school中间填什么

还有I have a set of (key). 改错 I have a set of key. I lost a set ___ keys on my way to school中间填什么 I lost some(key) 我的一串钥匙丢了?英语怎么写?My a set of key is lost.My a set of key lost. 用所给单词的适当形式填空.I ___(lost)a set of keys.2.___(be动词)your books in your bag. a set of ____(key). i lost my wallet.what a ___ a new set 是什么意思?内有例句,谢谢i lost my lecture notes and had to make ___ a new set.空格里我认为应该填out,但set我不确定是什么意思,是做名词用的“一套”来说么? The key ___,he could not enter the room.A having been lost B had been lost C having lost D losing I have two __ .A.set of keys B.set of key C.sets of keys D.sets of I found a set of______(key)横线上应该填什么呀? Xiao Wang found mo the key ______ I lost yesterday.A.which B.what the key,___ he lost ,has been found I lost two ____(set)of keys I found a set of（ ）选择 A.key B.keys C.tI found a set of（ ）选择A.key B.keys C.two keys D.a key 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.