1swim in the river 改成否定句 2.let us discuss the question改成 否定 3.I have to study for the test.第三个对study for the test 提问

They dont allow anyone to swim in the river改空 in the river isnt空 Can you swim in the river Are they---------(swim)in the river now? They (swim;are swimming)in the river Many boys___(swim)in the river now Look!They___(swim)in the river He often______(swim) in the river what about swim in the river? A chicken -------------swim in the river let's (swim) in the river把swim替换掉 The litter boy can swim (swim swims )in the river为什么,后面选swim Don't swim in the river 改写同义句Don't swim in the river→You ( ) （ ）to swim in the river在（ ）里填空 The boy ___(swim) in the river now. Look,the boy ______ (swim) in the river. we should stop the ()(swim) from swimming in the river Look!The kis ______（swim)in the river. The children want to go_______(swim)in the river. Jack couldn't swim across the river.改同意句为Jack wasn't( )( )swim across the river.