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ABCDѡУѡհ״ѡ
18.---Are you satisfied with his answer?
---- Not at all. It couldn’t have been _______.
A. worse B. so bad C. better D. the worst
19. You shouldn’t have the machines _________ all the while. You ought to have them ________ now and then.
ABCDѡУѡհ״ѡ
18.---Are you satisfied with his answer?
---- Not at all. It couldn’t have been _______.
A. worse B. so bad C. better D. the worst
19. You shouldn’t have the machines _________ all the while. You ought to have them ________ now and then.
