__________A. possiblyB. possibleC. probably D. mainly
The would “it” in the last sentence refers to _______. A. seawater B. purified water C. the process of getting rid of the salt in seawater D. the process of collecting salt from the sea oceans
北伐战争的主要战场在() A.湖南、湖北 B.河南、河北 C.江苏、江西 D.福建、浙江
__________A. cheat B. weakC. increaseD. area