【单选题】It was not long__________ the rain stopped and the bright sun came out again.A.thatSXB
A.
It was not long__________ the rain stopped and the bright sun came out again. A.that
【单选题】The heavy rain stopped the visitors ______ the village.
【多选题】可用于区别甾体皂苷和三萜皂苷的显色反应是( )。
【判断题】企业销售商品已确认收入但货款尚未收到,在资产负债表日得知客户资金周转困难而无法收回货款,该企业应冲减已确认的商品销售收入。( )
【简答题】可以区别甾体皂苷和三萜皂苷的反应为( )
【单选题】可以区别甾体皂苷和三萜皂苷的反应为( )
【单选题】听力原文:M: Has the rain stopped? W: Stopped? Look at my clothes. They are soaked. Q: What does the woman mean? (14)
B.
She wants to soak her clothes.
C.
She is looking for her clothes.
【多选题】可用于区别甾体皂苷和三萜皂苷的显色反应是( )
【单选题】Although the heavy rain stopped, it was at least an hour later that the flood began to ______
【判断题】只要电路满足相位平衡条件,就一定能产生自激振荡。