watashi wa igirisujin desu ga nihon ni sunde imasu
anata wa watashi to issyoni resutoran de tabemasu. or (anata to watashi wa resutoran de tabemasu)
watashi wa anata to issyoni ie de mizu wo nomimasu. or (watashi to anata wa ie de mizu wo nomimasu)
anata wa furansu de watashi to issyoni nihongo wo hanashimasu.or (anata wa furansu de watashi to nihongo wo hanasimasu)
watashi wa anata to issyoni nihon de hatarakimasu.
"with" is Japanese translation of "isshoni",but in this case may be omitted.