1) The police reported that nobody ___ in the explosion.
was injured
had been injured
were injured

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2) The family ___ into the flat ten days ago and next weekend they are going to arrange a housewarming party.
have moved
had moved
moved

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3) When the inspector arrived at the scene of the crime, the cashier explained to him what ___.
had happened
happened
has happened

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4) Until what time ___ your parents ___ you to stay up when you were ten?
had, allowed
have, allowed
did, allow

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5) He explained that the reason he had not bought a car was because it ___ too much.
cost
costs
has cost

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6) Do you know who the mobile phone ___ by?
had been invented
was invented
is invented

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7) When he returned home and unlocked his garage, he found that his car ___.
was missing
had been missing
is missing

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8) She said that she was tired and ___ there any longer.
cannot stay
won’t be able to stay
could not stay

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9) When I arrived at the party, the Thompsons were not there, they ___ home.
had gone
went
have gone

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10) The windows ___ dirty. We had not cleaned them for a long time.
are
have been
were