Question

THE PAST SIMPLE → THE PRESENT PERFECT

( QUÁ KHỨ ĐƠN → HIỆN TẠI HOÀN THÀNH )

I/ S + began/started + Ving/to V1 + time + ago

<-> S + have/has + V3 .. + for + time

1. They started building this school two years ago.

-) They have built this school for two years.

2. Nam began to fix his bike 20 minutes ago.

-)Nam ____________________________

3. When did you begin collecting stamps ?

-)How long __________________________ ?

4. They have learnt Japan for three months.

-) They started __________________________

 

Answer 1

2. Nam has fixed his bike for 20 minutes

3. How long have you collected stamps?

4. They started to learn Japan 3 months ago.

Answer 2

2. Nam began to fix his bike 20 minutes ago.

è Nam _____have fixed his bike for 20 minutes _________

3. When did you begin collecting stamps ?

è How long _____have you collected stamps_____________________ ?

4. They have learnt Japan for three months.

è They started ____learning Japanese 3 months ago __________