Choose the right verb forms to complete the sentences.

Choose the correct option.

If only Sam [could|can|can't|be able] arrive right now!

It's time my parents [had allowed|allowes|allow|allowed] me to walk to school myself!

Lisa cooked some soup, ate it, and [wash|washed|had washed|washing] the bowl.

I [meet|meeting|met|had met] my best friend two years ago.