升级安装时,现有用户、设置、组、权利和权限都将保留。
参考答案:对
If you haven’t got the service advertised on their website, then you have _____ to complain about it.
A.choice
B.purpose
C.right
D.reason
It’s ____ wrong to speak like that in public.He has gone ____ too far.
A.quite;rather
B.very;much
C.rather;very
D.very; rather