A:150 mL 1 mol/L NaCl溶液
B:75 mL 2 mol/L CaCl2溶液
C:150 mL 2 mol/L KCl溶液
D:75 mL 1 mol/LAlCl3溶液
“种瓜得瓜,种豆得豆”说明生物界普遍存在着____现象;“一母生九子,九子各不同”说明生物界普遍存在着____现象.
They said that the building of the new bridge would go ahead________.
阅读《伤仲永》全文,回答小题。