8. Complete the sentence: “You … come to the lesson. It was optional”
А) couldn’t Б) mustn’t
В) didn’t have to Г) shouldn’t
9. Choose suitable tense for each sentence.
I am writing in connection with the advertisement which (a) appeared / (b) has appeared on 12 April.
I now (a) completed / (b) have now completed a postgraduate degree in administration.
(a) I’ve been trying / (b) I’ve tried to find a permanent job for a considerable time.
Indeed, (a) I have already worked / (b) I have already been working for several companies on a temporary basis.
The last job (a) I applied / (b) have applied for required applicants to speak some Japanese.

А) 1 - b, 2 - a, 3 - a, 4 - a, 5 - b; Б) 1 - a, 2 - a, 3 - b, 4 - a, 5 - b;
В) 1 - a, 2 - b, 3 - b, 4 - a, 5 - a; Г) 1 - a, 2 - b, 3 - a, 4 - a, 5 - a;