Look at some dolphins (swim) in the sea .正确形式是什么啊

Look,they______(swim)in the sea.按正确形式填空 Look!There are some old people ___(swim)in the sea.填空详解谢谢 They swim in the sea every day 用now形式 用所给的单词的正确形式填空 1.Look!The boys( )[swim]in the river.doing? 用所给单词的正确形式填空。 1. Look! The little boy _______ (swim) in the Look at those`````(child).They`````(swim)in the swimming poo 用括号内所给的单词的正确形式填空 ____ you ever ___(swim) in the sea?---No,ne have a swim in the sea swim in the sea的引申含义 fish swim in the sea的意思 _______he often ________(swim) in the sea? ----------it is to swim in the sea