X. Make questions for the underlined part in each sentence.
66. The Olympics Games are held once every four years.
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67. The children are playing tug of war.
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68. The first Olympic Games took place in Greece in 776 BC.
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69. Pele began his career at the age of 15.
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70. I really like swimming because it helps me keep fit.
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Loga
Sinh Học lớp 12
