Как ответить на вопрос: who carries things and people in the desert?

1.Ты напишешь мне письмо на следующей неделе,не так ли?
2.Сем(Sam) мой лучший друг , не так ли?
3.Ученики обязаны читать ,не так ли?
4.Я тебе писал , не так ли?
5.Она говорит по английски , правда?
Заранее Спасибо?

all river and wanted to eat him. He shouted, I can`t drink this ditry water! It is very dirty! You have made (сделал)the water dirty. You put your dirty feet into the water! No, I didn,t make it dirty,"the Sheep answered. "I didn`t put my mouth and not in the water." I drink wiht my mouth and not wiht my feet. Look! My feet are not in the water."OK. Then it was last year. You put your feet into the water last year! "the Wolf shouted. "And you made the water dirty.""But I am only four months old", the Sheep said."How could I put my feet into the river a year ago?"

Yes,he/she is.No,he/she isn't.Yes,they are.No,they aren't
.1)Is Sam drinking juice? да
2)Are the children playing? нет
3)Is Ann washing the cup? нет
4)Are they eating apples? да
как написать ответы на английском

Yes,he/she is.No,he/she isn't.Yes,they are.No,they aren't
.1)Is Sam drinking juice? Да
2)Are the children playing?Нет
3)Is Ann washing the cup? Нет
4)Are they eating apples?Да
Как написать ответы на английском?