Szerintetek jól csináltam az angol feladatokat?

1,feladat

Present Perfect Simple or Continuous

a, I am exhausted! I (have been working) all day and I (haven't finished ) yet.

b,I (have been visiting) many countres over the past few years.

c,Someone (has taken ) my books.

I (have been looking ) for them for ages,but I haven't found them yet.

d,I(have been shopping) all morning ,but I (haven't been buying) anything.

e,That's one of the best books I (have ) ever ( read ) .

f,You're filthy! What..... you .... (do) ?

I (have been workin ) in the garden.

g,The streets are all wet. It ( has been raining)

h, I ..... (listen ) to you for the past half an hour, but I'm afraid I .....(not understand) a single word.

i,What's the matter ?

I (have read) in my room for hours , and I've got a headache.

j,I .....(try) to lose weight for ages.

I(have lost) ten pounds so far.

k, Why is your hair wet?

I(have been swimming)