Many years have been spent by him       how to solve the question.
#12500
A
to learning
B
with learning
C
learning
D
on learning
推荐题目
A computer costs about ______ of a typewriter.
#12469
A
the nine-time price
B
nine times price
C
the nine times price
D
nine times the price
smooth
#13457
A
worth
B
wealthy
C
southern
D
south