問題詳情:
I had not been reading for half an hour I heard steps outside.
A. while B. as C. when D. since
【回答】
C
知識點:狀語從句
題型:選擇題
問題詳情:
I had not been reading for half an hour I heard steps outside.
A. while B. as C. when D. since
【回答】
C
知識點:狀語從句
題型:選擇題