2. Complete the sentences with must / mustn’t, can or could.
a. You ___________cross the road without looking. It’s dangerous. b.Children ___________ drink alcohol.
c.People ____________ save water.
d.Young people _______________ listen to older people.
e. Mona _____________ arrive in time, but she missed the bus. f.I ______________swim very quickly, I’m the best swimmer. g.Tom ______________ win the medal, but he fell down.
h.Sam ________________play his new guitar well.
i.Ben _________________draw wonderful pictures, they are nice.
j.Kelly ________________ be invited to the party next week. She’s so funny.
Soluções para a tarefa
Resposta:
⇒⇒ Modal verbs
a. You mustn't cross the road without looking. It’s dangerous.
b. Children mustn't drink alcohol.
c. People must save water.
d. Young people must listen to older people.
e. Mona could arrive in time, but she missed the bus.
f. I can swim very quickly, I’m the best swimmer.
g. Tom could win the medal, but he fell down.
h. Sam can play his new guitar well.
i. Ben can draw wonderful pictures, they are nice.
j. Kelly could be invited to the party next week. She’s so funny.
Explicação:
⇒⇒ Modal verbs >> são verbos ''diferentes'' que possuem características próprias. São usados para auxiliar o verbo principal da frase. Não são conjugados, não recebem ''s'' na terceira pessoa do singular, não têm plural. São sempre escritos da mesma forma, independente do contexto. Não têm tradução se estiverem sozinhos, sem um verbo em seguida.
→→ Must - usado para dar ordens na afirmativa ou proibir >> must + not
You must pay attention to the teacher.
You mustn't step on the grass.
→→ Must - usado no sentido de ''necessidade ''
Susan, you must wake up at 7am.
John must stop smoking.
→→ Could >>> passado de ''can'' >>> dependendo do contexto pode exprimir habilidade/capacidade, sugestão, possibilidade , permissão, fazer um pedido .
∵∵ exprimir habilidade/capacidade
She could drive a motorcycle.
Liza could dance when she was younger.
∵∵ pedir permissão ou fazer um pedido educado.
Could you bring me some water, please?
Could you open the window?
Could I finish the homework tomorrow?
∵∵ expressar uma possibilidade
You could buy me some bread when you come home, Tim.
You could finish your homework tonight, so we can watch TV now.
∵∵ sugerir algo (muito similar a possibilidade)
Your hair is too long. You could have a hair cut tomorrow, Bob.
You could fix the kids’s bike next weekend.
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