It was _____ computer games that cost the young man a lot of precious time that he ought ____ on his lessons.[ ]

Surely Mr. Peterson ____ have forgotten to buy presents for his beloved family members.

Jack’s teacher kept telling him that he should work harder, but _______ didn’t help.

I’ll go to Hong Kong for a trip next weekend. — Great! _______

Jack ______ his father. They are both clever and outgoing.