Even if in those developed countries, manual work is still

Even if in those developed countries, manual work is still necessary sometimes.

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The drinking water has become contaminated with lead.

The drinking water has become contaminated with lead.A.polluted B.treated C.test

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第48题__________

第48题__________A.In her experiment, participants were seated at computers and to

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More women smoking and they still have __________

More women smoking and they still have __________ A.has impact on B.a wide gap C

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Women are less likely to work stress that may raise the risk

Women are less likely to work stress that may raise the risk of __________ A.ha

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