If my frirends have any problems, my door is ______ open to them.
#37083
A
never
B
seldom
C
sometimes
D
always
推荐题目
--        classes do you have this afternoon ?    –Three. 
#41247
A
How long
B
How often
C
How many
D
How much
My friend has two coats. One is red, ______ is white.
#38072
A
other
B
the other
C
others
D
another