A.play football | B.ride a bike | C.took a bus |
A.catches; fish | B.caught; fish | C.caught; fishes |
A.see | B.saw | C.watched |
A.good | B.well | C.very nice |
A.Does; rainy | B.Is; raining | C.Is; rainy |
A.watching | B.looking | C.reading |
A.interest | B.interesting | C.interested |
A.升调 | B.平调 | C.降调 |