Очень необходимо...put the verbs into the present simple,the present continuous,the past

Очень необходимо...put the verbs into the present simple,the present continuous,the past simple or the Future Simple tenses...1)Julia...(to sew) a button on her blous now. 2) Betty and Sandra....(to visit) their relatives in london next summer. 3) ....you....(to know) how to vacuum the carpet? 4)Can you....(to help) your sister to decorate a house for a birthbay parte? 5) They....( to be) tired yesterbay. They....(to work) in the qarden. 6) The qeris....(to sweep) the floor two days aqo.