Can chicks swim?(否定回答)

Can chicks swim?(否定回答) can they swim?做否定回答 she can swim.（改为否定句） He can swim.改为否定句. You can swim.(改否定句） can she swim?做否定回答 i can not swim.变为否定句 I think chickens can swim.改为否定句：I ( )think chicken can not swim. Tom can swim very well.改否定句,怎么改! Can you swim in the river?(写出否定回答) I can (swim) .否定句、一般疑问句、提问 they can swim 变一般疑问句和否定句 He can swim very well.(否定句） You can't swim in the lake.改为否定祈使句. They can swim in the river.(改为否定句） I can swim.改为一般疑问句,作否定回答 l think fish can swim.(改否定句） you can swim and boat in the park否定祈使句