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Faced with a bill for $10,000, _____.

_____ in a poor family made Jack very hardworking when he was still young.

______ twice, the postman refused to deliver our letters unless we chained our dog.

There are lots of places of interest _____ in our city.

When I opened the door, I found my father sitting in his chair, completely _______ in the humorous stories he was reading.

The man we followed suddenly stopped and looked as if _____ whether he was going the the right direction.

While watching television,          .

_________at the cafeteria before, Tina didn’t want to eat there again.

The Chinese abacus(算盤(pán)), officially ______ as a cultural heritage at the 8th Annual UNESCO World Heritage Congress, is another symbol of Chinese wisdom.

The students expected there ____more reviewing classes before the final exams.