hi folks need some help please think brain has went to sleep. 23a, take refuge (4,2) ?o?e/up, 1a, military intrusion, (8) i?g?s?o?. not sure about letters in this one. 20a, equal to the task(4) a?l?. 73d, exhibitions (14) ?a??f?s?a?i??s. many many thanks.