There are five circles with different colours on the flag of Olympic Games. They are green, blue, red        and       . 
#27890
A
yellow, black
B
yellow, purple
C
black, pink
D
pink, grey
推荐题目
      of the workers in this factory is about two hundred.        of the workers are working hard.
#27988
A
The number;The number
B
A number;A number
C
The number;A number
D
A number; The number
The boy is Tony Miller. Tony is his________.
#28618
A
last name
B
family name
C
first name
D
full name
The  are playing basketball in the rain .
#29457
A
woman
B
man
C
children
D
child
The ____ of some wild animals reminds us __ the problems on environment.
#28226
A
loss, of
B
lose, of
C
loss, that
D
lost, to