Icanhardlyheartheradio.Wouldyouplease_____

Occasions are quite rare _____the father has the time to spend a day with his kids. [ ]

Scientists think that there _____ life on Earth for millions of years.

___________ the little boy John they wouldall have died from the gas leakage.

Whose trousers are these Are they ______ —No， they are _____.