初三英语问题,填单词our cat p------- kittens yesterday, and they are p

初三英语问题,填单词
our cat p------- kittens yesterday, and they are pretty beautiful.
my mother is f--------- the bag with the cloths for me
the gas e---------- was heard a mile away
the army is served with the modernest e----------
with the help of the cleaner,there's less and less p---------- in the street
the driver drives the car at a s--------- of 50 kilometres an hour