for

have

how long

since

for

have

how long

since

I have been a student for five years.

I has been a student for five years.

I have be a student for five years.

I have was a student for five years.

since

for

for

since

in

on

for

since

in

on

for

since

but

when

for

since

nearly

almost

How long have she lived in Paris?

How long have she lives in Paris?

How long has she lived in Paris?

How long does she have lived in Paris?

How long have that restaurant been open?

How long has that restaurant been open?

It's been open for two weeks.

It's been open since two weeks.

How long has she worked for that charity?

How long have she worked for that charity?

She's worked for that charity since 2008.

She's worked for that charity for 2008.

How long have you have that laptop?

How long have you had that laptop?

I've had that laptop for March.

I've had that laptop since March.

How long have known each other?

How long have knew each other?

They've known each other for they were two.

They've known each other since they were two.

How long has Luis wore glasses?

How long has Luis worn glasses?

She's worn glasses for two years.

She's worn glasses since two years.

haven't seen   /  for

didn't see  /  since

haven't seen  /  since

didn't see  /  for

was  /  for

has been  /  since

has been  /  for

 was  /  since

have worked  /  since

did work  /  for

worked  /  since

have worked  /  for

hasn't driven  /  since

hasn't drive  /  for

didn't drive  /  since

didn't drive  /  for

a) since

b) for