63._________A. effectB. affectC. changeD. alter

_____________ 查看材料A.effectB.affectC.reflectD.perfec

答案解析

Professor Johnsons retirement ______ from next January.[2005]A．carries into effectB．takes

答案解析

The author uses the following ways to develop paragraphs EXCEPT______.A．cause and effectB．

答案解析

My teachers teaching had a profound______on my classmates and me.A．effectB．affectC．affecti

答案解析

SQL语句中 用于修改表结构的SQL命令是______。A.ALTER TABLEB.MODIFY TABLEC.ALTER STRUCTURED.MO

答案解析

SQL语句中修改表结构的命令是______。A.MODIFY TABLEB.MODIFY STRUCTUREC.ALTER TABLED.ALTER STR

答案解析

不属于数据定义功能的SQL语句是______。A.CREATE TABLEB.CREATE CURSORC.UPDATED.ALTER TABLE

答案解析