While Helen __________ the guitar, her mother came in.
#41299
A
was playing
B
is playing
C
played
D
plays
推荐题目
Can you tell me ______the railway station?
#72730
A
how I can get to
B
how can I get to
C
where I can get to
D
where can I get to
______, he always makes time for his family.
#68381
A
No matter he is busy
B
No matter how busy he is
C
However he is busy
D
However busy is he