_____that boy _____(swim)across the river?空里怎么填
_____that boy _____(swim)across the river?空里怎么填
Look!What's the boy doing in the river?He _____(swim).怎么填?
swim ( ) the river 是填across还是through?
swim across the river还是swim cross the river?
Jim*s cousin often goes_____(swim) in the river _____里填什么
Sandy,_____(not swim) in the river not填什么
they (both can) swim across the river,()中为啥需填both can?
The boy is swimming( across the river).
can you swim 空the river
the boy is swimming ___the river 为什么填across而不是in
The litter boy can swim (swim swims )in the river
Did you swim across the river Have you swam across the river