1. Where are the hundred dollars I lent you?
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Tips: Amounts of money are considered singular.
is
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2. Mathematics is a very challenging subject for my daughter.
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Correct
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3. The police intends to interview all householders for their survey.
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Tips: We always use a plural verb with the police.
intend
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4. This series of wildlife programmes are beautifully filmed.
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Tips: This series is singular.
is
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5. The news from overseas aren’t very promising.
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Tips: The news is uncountable and takes a singular verb.
isn't
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6. Each staff receives a pay rise next year.
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Tips: We cannot say a staff.
member of staff
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7. Ten years is a long time to be in prison.
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Correct
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8. We are looking for a means of entering the China market.
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Correct
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9. There are several thousands of species of butterfly in the world.
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Correct
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10. Athletics are generally considered an easy option by students.
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Tips: Although athletics ends in –s, it is regarded as a singular word.
is
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