1.

cl_an,  d_st,  c_ok,  s_t,  w_ter,  

f_ed,  clean the w_ndows,  dust the f_rniture,  

cook the m_als,  set the t_ble,  water the pl_nts,  

f_ed the do.

2.

Past continuous: 

subject + verb to be(past tense) + verb-ing

3.

What were you doing?  

I was …………..  

What were you ……….?  

I was …………..  

4.

Were you ………………?  

Yes, I was. / No, I wasn’t, I was ………..  

5.

Was he/she ………………?  

Yes, he/she was. 

No, he/she wasn’t, he/she was ………..  

What was he/she doing?  

He/She was …………..