Grammar

1. A.
   The reforms were emblematic of the regime’s insecurity.
2. B.
   The reforms were considered emblematic of the regime’s insecurity by historians.
3. C.
   The regime’s insecurity was considered to be shown by reforms.
4. D.
   Emblematic reforms were considered part of regime insecurity.

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1. A.
   The fallen tree blocked the road.
2. B.
   The fallen tree had blocked the road.
3. C.
   The road blocks the tree.
4. D.
   The road had been blocked by the tree.

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1. A.
   Manual operators were known to test the machinery.
2. B.
   Someone was known to operate the machinery manually during testing.
3. C.
   It was known that the machinery had been manually tested.
4. D.
   It is known that someone manually operated the machinery during testing.

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1. A.
   You will be given the injection by the nurse.
2. B.
   You are given the injection by the nurse.
3. C.
   You will have been given the injection by the nurse.
4. D.
   You were being given the injection by the nurse.

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1. A.
   Experiments are conducted on a new drug that could revolutionise the treatment of the disease from the research team.
2. B.
   Experiments were being conducted on a new drug that could revolutionise the treatment of the disease by the research team.
3. C.
   Experiments have been conducted on a new drug that could have revolutionised the treatment of the disease through the research team.
4. D.
   Experiments are being conducted on a new drug that could revolutionise the treatment of the disease by the research team.

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1. A.
   A unanimous verdict has been delivered by the jury.
2. B.
   A unanimous verdict was being delivered by the jury.
3. C.
   A unanimous verdict had been delivered by the jury.
4. D.
   A unanimous verdict is delivered by the jury.

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1. A.
   Smoking hasn't been allowed here.
2. B.
   Smoking isn't allowed here.
3. C.
   Smoking wasn't allowed here.
4. D.
   Smoking shouldn't be allowed here.

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1. A.
   She said, "If the literary trope was not overused, the metaphor may still resonate with the audience."
2. B.
   She said, "Had the literary trope not been overused, the metaphor might still have resonated with the audience."
3. C.
   She said, "Had the literary trope not been overused, the metaphor must still resonate with the audience."
4. D.
   She said, "If the literary trope had not been overused, the metaphor will still resonate with the audience."

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1. A.
   The invitations were sent by courier.
2. B.
   The invitations have been sent by courier.
3. C.
   The invitations had been sent by courier.
4. D.
   The invitations had been being sent by courier.

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1. A.
   The host has served refreshments to the guests.
2. B.
   The host serves refreshments to the guests.
3. C.
   The host had been serving refreshments to the guests.
4. D.
   The host was serving refreshments to the guests.

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