计算:a3b2÷(a-1b2)=______.
原式=(a3÷a-1)(b2÷b2)
=a 3-(-1)•b2-2
=a4.
故答案为:a4.
—Well, what do you _____ the latest movie The Great Gastby?
—Fantastic.
A.find out
B.deal with
C.make of
D.make up
I thought she had retired, but ________ she hasn't. [ ]
A. ordinarily
B. usually
C. apparently
D. fortunately