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Do you know _________ to deal with difficult problems?
A．when B．how C．what D．where
— is your great sale ?— Next week .
—______ does your mother work?
—In a school.
A．What
B．How
C．Where
D．When
Could you tell me _________ the bookshop is？
A．what
B．how
C．when
D．where
________ did you do last weekend?
A．
How
B．
Where
C．
What
D．
When