─          did you play the piano today?    ─ For five hours.
#43545
A
When
B
How long
C
How often
D
How soon
推荐题目
1 often take a bus to school, but _____I go to school by bike.
#41134
A
some time
B
sometime
C
some times
D
sometimes
She kept practicing ________ she could win the National Speaking Competition.
#36543
A
as a result
B
so that
C
in order to
D
because of