Question

Presente simples- Interrogativa e Negativa
Observem os exemplos:

(afirmativa) Cows produce waste.
(interrogativa) Do cows produce waste?
(negativa) Cows (do not ou Don’t) produce waste.

A interrogativa e a negativa do presente simples formam-se com o auxiliar do.

Exercises:
1- Put the sentences into the negative (a) and the interrogative (b):

Cows transform raw materials.
a)
b)

2)Burps release methane gas.


b)

People want to change their eating gas.
a)
b)


Presente simples - Interrogativa e negativa
3ª pessoa do singular
Observem os exemplos:

(afirmativa) Nancy wants to change her eating habit.
(interrogativa) Does Nancy want to change her eating habit?
(negativa) Nancy does not or doesn’t want to change her eating habit.

O presente simples usa o auxiliar does para formar a 3ª pessoa do singular (he, she, it) na interrogativa e na negativa).
O verbo principal, nesse caso, volta para a forma do infinitivo (perde o s ou es).


Exercises:



Put the sentences into the negative (a) and the interrogative (b):

1.Fermentation produces gases.



2.The world population grows fast.



3. Methane contributes to the greenhouse effect.

Answer 1

RespostA: 1 -  a) Cows don't produce raw materials. b) Do cows produce raw materials?

2 - a)  Burps don't release methane gas.  b) Do burps release methane gas?

3 - a) People don't want to change their eating habit. b) Do people want to change their eating habit?

1) Fermentation doesn't produce gases.  Does fermentation produce gases?

2) The world population doesn't grow fast.   Does the world population grow fast?

3) Methane doesn't contribute to the greenhouse effect.   Does methane contribute to the greenhouse effect?

Explicação: