he is too tired,but he still carries on （ ）his workA.to B.with C.at D.inHe couldn't go to the park （ ）his bad legA.because B.because of
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he is too tired,but he still carries on （ to）his work
He couldn't go to the park （ because of ）his bad leg
======以下答案可供参考======
供参考答案1:
第一个选D,第二个选B