The rainbow is one of the most beautiful ___ in nature.
#7361
A
phenomenon
B
phenomenas
C
phenomena
D
phenomenons
推荐题目
His _________ estimated at fifty million dollars.
#6812
A
wealth is
B
wealths is
C
wealth are
D
wealths are
The situation was        and the people present were       .
#6199
A
danger, in danger
B
dangerous; dangerous
C
in danger, dangerous
D
dangerous; in danger