Question

1. My sister began to teach english 20 year ago

2.it began raining half and hour ago

3.they have built this hotel for a year

Answer 1

1. My sister began to teach english 20 year ago

My sister has taught english for 20 years

2.it began raining half and hour ago

it has rained for half and hour

3.they have built this hotel for a year

They began building this hotel a year ago.