Tenses Exercise | Gap Fills

This grammar exercise tests your ability to use tenses correctly. It is designed for students of classes 8, 9 and 10.

Parents and teachers can print our worksheets for use in class or at home. You can find more tenses exercises and worksheets here.

English Grammar Exercises

1. Pakistani opposition leader Benazir Bhutto ………………….. in a terror attack in Rawalpindi near Islamabad on Thursday, December 27. (assassinated / has assassinated / was assassinated / had assassinated)

2. Initial reports claimed that Bhutto, 54, ………………… (fired / was fired / has fired / had fired) upon by a gunman at close range minutes after she ……………….. (was finishing / finishes / finished / has finished) addressing an election rally.

3. South Korean scientists claim that they …………….. a more efficient way to produce cloned pigs suitable for organ transplants in humans. (had developed / developed / have developed / developing)

4. The scientists said they ………………….. stem cells extracted from pigs’ bone marrow to obtain cloned embryos. (using / used / have used / were using)

5. China’s first domestically …………… high-speed bullet train, capable of reaching 300 kilometres per hour is ready. (developing / developed / develops)

6. Researchers ………………. the mechanism that triggers hay fever and other allergic reactions in humans. (discovered / have discovered / had discovered)

Answers

1. Pakistani opposition leader Benazir Bhutto was assassinated in a terror attack in Rawalpindi near Islamabad on Thursday, December 27.

2. Initial reports claimed that Bhutto, 54, was fired upon by a gunman at close range minutes after she finished addressing an election rally.

3. South Korean scientists claim that they have developed a more efficient way to produce cloned pigs suitable for organ transplants in humans.

4. The scientists said they used stem cells extracted from pigs’ bone marrow to obtain cloned embryos.

5. China’s first domestically developed high-speed bullet train capable of reaching 300 kilometres per hour is ready.

6. Researchers have discovered the mechanism that triggers hay fever and other allergic reactions in humans.

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