Mr. Green has two sons, one of _____ working as a bus driver now.
_______ unexpected heavy rain usually causes _______ great change.
---It’s getting late. I am afraid I must be off now. ---_______!
Many British people have noticed that butterflies _______ from its natural habitats during the past several years.
---What a nice day!---Yes. I like _______ when the weather is fine.
He _______ a sense of humor. This is why I don’t like being friends with him.