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问题
填空题
电解质中有过剩的氟化铝时,铝液-电解质的界面张力将()。
答案
参考答案:增大
填空题
选词填空,每空一词,注意使用其适当形式。
plan , go out of , cut , open, carry, believe
1. He helped me________ the heavy box.
2. Mr. Black had the gardener________ some flowers in his
garden.
3.I noticed him________ the house.
4. What he said nearly made me________ the story.
5.I asked Grace_________ a pumpkin with a knife.
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问答题
试述外汇管制的利弊。
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