税务管理是税收征收管理的重要内容，是税款征收的前提和基础。（ ）

A. 对
B. 错

设关系模式R（车间编号，零件编号，数量，仓库编号，仓库地址）。如果规定：每个车间每需要一种零件只有一个数量；每种零件只存放在一个仓库里；每个仓库只有一个地址。（1）试根据上述规定，写出模式R的基本FD和关键码。（2）说明R不是2NF的理由，并把R分解成2NF模式集。（3）再进而分解成3NF模式集，并说明理由。

Some people don't think it's a good () for everyone to get married on the same day.

A.water
B.work
C.what
D.idea

Afterwritingtheletter,sheputitinthe envelope ( ) sealed(封)it

A. what
B. as
C. work
D. and

Therearealotof()andsuperstitionsatweddings.

A. rituals
B. following
C. know
D. do

handkerchief是

A.手帕
B.卫生纸
C.纸盒
D.报纸

情态动词有

A.should
B.so
C.no
D.but

skyline ( ) thenearbyhills

A. and
B. should
C. so
D. no

Do you feel lucky? 翻译是你觉得幸运吗?

A. 对
B. 错

Weddings are a special event in every culture

A. 对
B. 错