若一个n(>1)阶行列式中的元素为+1或-1,则其值必为().
查看答案
One of British tradition is celebrated in countries with British heritage, that is ___________.
A. Boxing Day
Bonfire Night
C. Easter
D. Queen’s Birthday
Bonfire Night is also called __________.
A. Easter
B. Guy Fawkes Night
C. Boxing Day
D. St Patrick’s Day
Christians go to church to commemorate Jesus’ _________ on Easter Day.
A. birth
B. death
C. resurrection
D. sin
What is the national flower of Northern Ireland?
A. Rose
B. Mistletoe
C. Daisy
D. Shamrock