19. Hardly he (take)…………………………… up the book when the phone (ring)…………………………..
20.Were I your age, I (do)……………….………differently.
Có giải thích
19. Hardly he (take)…………………………… up the book when the phone (ring)…………………………..
20.Were I your age, I (do)……………….………differently.
Có giải thích
19 had he taken / rang
Cấu trúc : Hardly +had+S+Vpp+O, +S+Ved/V2
20 would do
Đây là câu đk loại 2
If + S+weere + O, S+would/could+V+ O
`=>`
`1` . had he taken ; rang
*Hardly + had + S + PII/V-ed + when + S + PI/Ved
`2` . would do
*Were + S1 + (not) + O, S2 + would/might/could… + V(inf)