Mr. Black used to be busy. But now he’s tired and      , so he has plenty of time to exer­cise.
#35799
A
hard
B
calm
C
free
D
nervous
推荐题目
You can eat these two ______ kinds of food, and find the ______ between them.
#43692
A
different, different
B
different, differences
C
difference, difference
D
differences, different