问题补充:
,the boy couldn’t enter his house.
A. Since the key had lost
B. The key being lost
C. Lost the key
D. Having lost the key
答案:
A. Since the key had lost
B. The key being lost
C. Lost the key
D. Having lost the key
解析:独立主格结构作原因状语。
时间:2021-12-15 00:20:38
,the boy couldn’t enter his house.
A. Since the key had lost
B. The key being lost
C. Lost the key
D. Having lost the key
A. Since the key had lost
B. The key being lost
C. Lost the key
D. Having lost the key
解析:独立主格结构作原因状语。