

MCQOPTIONS
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1. |
They have built a perfect dam across the river. |
A. | They have built a perfect dam across the river. |
B. | Across the river a perfect dam was built. |
C. | A perfect dam has been built by them across the river. |
D. | A perfect dam should have been built by them. |
Answer» C. A perfect dam has been built by them across the river. | |