Past Simple vs Present Perfect

A:How's Jeff?

B:I don't know.I ............... (not see) him since Friday.

Simu ...............(be) on the volleyball team for two months.

I ................(have) my cat since August.

I know Jessica very well. She ...............(live) next door since 2007.

I ................( not eat) anything since this morning.

My parents ................(be) on vacation for three weeks.

My dog ...............(not stop) barking since 7:00.

........................(you/ever/wash) your jeans with a tissue in your pocket?

I ....................(not do) my homework yesterday.

He ...............(never/use) a bottle opener.