Present Perfect

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.

Have he called María?

Has he called María?

Have he call María?

Have he calling María?

I'm not happy. I still haven't found my cell phone.

I'm not happy. I still hasn't found my cell phone.

I'm not happy. I still found my cell phone.

I'm not happy. I still haven't find my cell phone.

Jason and Clara has been friends for more than 10 years.

Jason and Clara have been friends for more than 10 years.

Jason and Clara have be friends for more than 10 years.

Jason and Clara have being friends for more than 10 years.

for

since

for

since

for

since

a. known, taken, spoken, made

b. knew, took, spoke, made

c. known, took, spoke, makes

d. knew, taken, spoken, made

a. had, gone, saw, learned

b. had, went, seen, learnt

c. had, went, saw, learned

d. had, gone, seen, learning

a. had, gone, saw, learned

b. had, went, seen, learnt

c. had, went, saw, learned

d. had, gone, seen, learning