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A man went into a shop and asked for a kilo of apples which (1)(costs; costed; cost; will cost) one dollar. The shopkeeper (2)(gave; has given; gives; was giving) them to him. Then the man (3)(had asked; asked; asks; was asking) “Can I (4)(exchanging; to exchange; exchange; exchanged) the apples for a pound of plums? The price (5)(is; be; were; are) the same.” The shopkeeper (6)(agreed; agrees; will agree; has agreed) the apples and gave him the plums. The man (7)(takes; took; has taken; had taken) them and (8)(is going; has gone; was going; went) to leave the shop when the shopkeeper asked him for the money. “The money for what?” asked the man. “The money for the plums, “(9)(said; says; has said; is saying) the shopkeeper. “But I gave you the apples for the plums, “(10) answers; answered; had answered; is answering) the man. “Well, then the money for the apples.” “But you still (11) (had; is having; has; have) your apples.” After that the man (12)(walked; is walking; had walked; walks) out of the shop.