There must be two dogs.They are barking noisily in the street.(合并为一句)

问题描述:

There must be two dogs.They are barking noisily in the street.(合并为一句)
There ____ ____ two dogs ____ noisily in the street.

There must be two dogs.They are barking noisily in the street.(合并为一句)
There (must be) two dogs (barking) noisily in the street.
在街上一定有两条狗在大声叫.