Do you know _____ they listened to yesterday evening?
A. what
B. when
C. why
D. how
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They don't know ______their parents are.
A. that
B. what
C. why
D. which
Please tell me ______what last year.
A. where does your sister work
B. where did your sister work
C. where your sister works
D. where your sister worked
You must remember ________.
A. what your mother said
B. what did your mother say
C. your mother said what
D. what has your mother said
Did you know ____?
A. who he was looking after
B. who was he looking for
C. who he is looking for
D. who he is looking after
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