如果被除数乘30，要使商不变，除数应当______．
如果被除数乘30，要使商不变，除数应当也乘30；
故答案为：也乘30．
Lions ________ from Africa. [ ]
A. are also
B. also too
C. also are
D. too also
SQL语言中引用了游标，使用游标是为了把集合操作转为______处理。
