Question

Пжл.. помогите )))Вставитьположительные или отрицательные формы глагола can , to be able в правильном времени.In very early times all the people on the Earth_________speak the same language.They lived together and ______ understand each other.If we all get together we________building a great city/If we________do it everybody will be happy.They________work really fast.Nowadays people ________spea many languages but most of them_________speak English.

Answer 1

1. can

2. could

3. were able 

4. can

5. are able

6. can

 

(не уверенна)

Answer 2

1.can

2.could

3.will be able

4.can

5.can(сомневаюсь,не вижу перехода времени)

6.can

7.can

Answer 3

Конечно, помогу с заполнением пропусков в предложениях, используя положительные и отрицательные формы глаголов "can" и "to be able":

1. In very early times all the people on the Earth could speak the same language. 2. They lived together and could understand each other. 3. If we all get together we can build a great city. 4. If we can't do it, everybody will be happy. 5. They were able to work really fast. 6. Nowadays, people can speak many languages, but most of them can't speak English.