the key,___ he lost ,has been found

the key,___ he lost ,has been found He lost the key ____ the door he lost his key t----- the door. The key ___,he could not enter the room.A having been lost B had been lost C having lost D losing He's anxious that he lost the key.that 引导的从句是什么He's anxious that he lost the key.that 引导的从句是什么成分? He lost the key to his bike on his way to the lectures对 the key提问 Tom can't get into the room because he __(lost)the key to the door. Who _____(find) the lost key yesterday? the lost key中lost作什么词 He has lost the key to the drawer ____ the papers are kept.A.whereB.in which选哪个?为什么? 对括号部分提问1.the key is（ green） —— —— ——the key?2.he is (very fine).___ ___ he? He lost his key It made him（stay） in the cold to wait for his wife‘s return Jim can't often open the door now because he ___(lose) his key. he found the lost child ____ ___ ___ ___（在……的帮助下）the policeman. he got lost.___(lucky),he found his way to his hme in the end. He lost the way home.___(badly)still,he had no money on him he lost the way home.___(bably)still,he had no money on him(帮下忙, 这这边,having lost the key=lost the key么?句子是这样的：Having lost the key,the boy couldn't enter his house.