The first lady of the USA, Michelle Obama visited China this spring. She with her mother and two daughters     China for a week.
#36166
A
stayed in
B
has been in
C
has been to
D
has gone to
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By the end of last month, I _____ all the CDs of Justin Bieber.
#42234
A
collect
B
collected
C
have collected
D
had collected
Where is my pen ? Millie _____ it here but I can’t find it .
#39430
A
puts
B
put
C
is putting
D
was putting
 —How long _______home?—For about three months.
#41673
A
have you been away from
B
did you leave
C
have you left
D
are you away from