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【单选题】
函数 ,当 时的函数极限是否存在( )。A.
是
B.
否
C.
无法确定
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【简答题】用适当的词填空。 1. We were _____ with joy and jumped _____. (wild) 2. His father died _____ he was only three months old. 3. When did you meet her _____ the first time? 4. It is hard _____ me to work out the...
【简答题】根据句意填空。 1. We were with joy and jumped . (wild) 2. His father died he was only three months old. 3. When did you meet her the first time? 4. It is hard me to work out the maths problem. 5. Do you know...
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