)we.treat many disease by diet

we can/may treat many disease by diet

Объяснение:

перевод: мы можем лечить многие болезни с диеты

the teacher said to jack that she know that he worked hard and then told him that he's a good boy.

the old man said to the girl, that she's can sing perfectly and that he think that she will be a famous singer

my sister said to me that i looked yesterday and that she think i have recovered after my illnes

the guest said to me that everything is tasty and that im an excellent cook..

the student said that he/she cant answer this question, because he/she dont understand it.

1. am 2.has 3.have 4.is 5. have 6. are 7.is 8.is 9.has 10.is 11.is 12.are 13.are 14.is 15.are, are 16.has