Without proper lessons, you could ___ a lot of bad habits when playing the piano.
#70470
A
keep up
B
pick up
C
make up
D
catch up
推荐题目
The great man  a lot   society before he died.
#80792
A
have contributed;on
B
had contributed;to
C
contributed;at
D
contributes;for
He_______gardening after his retirement.
#75005
A
ended up
B
turned up
C
put up
D
took up