Question

When did tom buy that dictionary?

\(\rightarrow\)How long have

My father started giving up smoking last year.

\(\rightarrow\)My father has

Haven't met Lan for a long time.

\(\rightarrow\)We last

 

Answer 1

When did tom buy that dictionary?

How long have you bought that dictionary?

My father started giving up smoking last year.

My father has given up smoking for a year.

Haven't met Lan for a long time.

We last met Lan a long time ago.

Answer 2

When did tom buy that dictionary?

→ How long has Tom bought that dictionary ?

My father started giving up smoking last year.

→ My father has given up smoking since last year.

I haven't met Lan for a long time.

→ We last met a long time ago.