1) O termo could é a forma do passado de qual verbo? a) can b) go c) have d) cold 2) Qual das frases a seguir está usando inadequadamente o modal could? a) I could ride a bike when I was 3 b) It could have been worse c) You could talk to the director. d) You could do me a favor? 3) Qual a forma negativa correta do modal could? a) couldnt b) couldn't c) not could d) could'nt 4) _____________ when she called. I was too busy. a) I couldn’t leave b) could I leave c) I could leave d) He could't leave

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