How long ago? In each pair, which was used longer ago?
Example: In Pair 1, the scythe was used longer ago.
lawn mower 1 scythe
wooden abacus 2 pocket calculator
light bulb 3 oil lamp
vacuum cleaner 4 broom
washing machine 5 washboard
typewriter 6 computer
electric cooker 7 kitchen-range
CD player 8 record player
electric iron 9 flat iron
pushbutton phone mobile phone
10
hand-crank phone; dial phone
1. In Pair 1, the scythe was used longer ago.
2. In Pair 2, the wooden abacus was used longer ago.
3. In Pair 3, the oil lamp was used longer ago.
4. In Pair 4, the broom was used longer ago.
5. In Pair 5, the washboard was used longer ago.
6. In Pair 6, the typewriter was used longer ago.
7. In Pair 7, the kitchen-range was used longer ago.
8. In Pair 8, the record player was used longer ago.
9. In Pair 9, the flat iron was used longer ago.
10. In Pair 10, the hand-crank phone / the dial phone was used longer ago.