Turn the sentences into negative and interrogative forms

VI.    Turn the sentences into negative and interrogative forms.

1.  They were in Rio last summer.

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2.  We did our exercise this morning.

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3.  My parents came to visit me last July.

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4.  The hotel was very expensive.

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5.  I had a bicycle when I was young

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6.  The children went to the zoo yesterday.

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7.  Ernie ate the last doughnut.

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8.  They bought a new house last month.

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