"Present Perfect Continuous"

a)    have been working

b)    are working

c)    were working

a)    has waited

b)    have been waiting

c)    has been waiting

a)    am learning

b)    have been learning

c)    have learning

a)    have been talking

b)    are talking

c)    were talking

a)    have been you crying

b)    have you been crying

c)    did you cry

a)    Have you cleaning

b)    Have you been cleaning

c)    Do you clean

a)    waited

b)    are waiting

c)    have been waiting

a)    hasn’t been feeling

b)    hasn’t feeling

c)    don’t feel

a)    Has he been trying

b)    Does he try

c)    Has he trying

a)    have not been answering

b)    have you not been answering

c)    haven’t you been answering

a)    has been working

b)    is working

c)    worked

a)    has she been playing

b)    does she play

c)    has she playing