1.Tom spent two hours finishing his homework.
= It took Tom two hours to finish his homework.
2.I paid five yuan for the bike.
= I spent five yuan on the bike.
= The bike cost me five yuan.
= It cost me five yuan to buy the bike.
1.Tom spent two hours finishing his homework.
= It took Tom two hours to finish his homework.
2.I paid five yuan for the bike.
= I spent five yuan on the bike.
= The bike cost me five yuan.
= It cost me five yuan to buy the bike.