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（     ）64.CO2from air and          can produce food for trees with the help of chlorophyll and sunlight.

          A.water in the sea      B.water from soil   C.water in the river

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（     ）63.We can get more O2 by           .

A.     planting more trees

B.      cutting trees down

C.      making the water in soil polluted

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（     ）62.Chlorophyll is in           .

          A.sunlight                 B.soil                           C.leaves

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（     ）61.Trees can get light from         in the daytime.

          A.CO2                             B.O2                            C.the sun

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（     ）60.From the passage we know that Mimi was 24 years old at that time.

 

 

 

（D）

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（     ）59.Mimi was happy to get six more roses from Philip.

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（     ）58.Philip couldn’t send flowers to Mimi himself on her birthday because he was ill.

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（     ）57.Mimi never accepted Philip’s flowers.

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