（跪求）He read this book last week.(變疑問句、否定句)
變?yōu)榉穸ň浜鸵蓡柧?要注意過(guò)去式、原型、過(guò)去分詞
1.The sun set at twenty past seven.
2.He ate his lunch at one o'clock.
3.They did their homework last night.
4.He came by car this morning.
5.The sun rose at half past five.
6.We swam across the river yesterday.