a3=-1，则a=______．
∵a3=-1，
∴a=3-1=-1；
故答案为：-1．
I have learned how to keep my hair ________. So _____ my classmates.
A．health, have
B．healthy, have
C．healthy, do
D．health, do
“生离，是朦胧的月日，死别，是憔悴的落花。”出自谁的诗集？
