钾长石理论化学式为()。
A、K2O·Al2O3·2SiO2
B、K2O·Al2O3·4SiO2
C、K2O·Al2O3·6SiO2
D、K2O·Al2O3·8SiO2
参考答案:C
Do you want a friend whom you could tell everything to, like your deepest feelings and thought? The
word “like” here means: _____ [ ]
A. for example
B. such as
C. as
D. love
在SQL的嵌套查询中,量词ANY和 【10】 是同义词。在SQL查询时,使用 【11】 子句指出的是查询条件。