读一读，用can或can't填空完成句子。
（1）A bird ________ fly，and it ________ sing，too.
（2）A rabbit ________ run fast，but it ________ sing.
（3）A tiger ________ read，but it ________ swim.
（4）A monkey ________ fly，but it ________ climb the tree.
（5）A dolphin(海豚) ________ run，but it ________ jump very high.
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