Unit 1¡¡Women of achievement

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1£®I received his mother’s telephone call at eleven.Only then________that he was badly hurt in an accident yesterday.
A£®I had known¡¡¡¡¡¡¡¡¡¡¡¡¡¡ B£®I knew
C£®did I know D£®had known I
2£®(2012•¹þ¶û±õÄ£Äâ)On AIDS Day£¬the minister of Health Department demanded that the problems________paid special attention to.
A£®referred to being B£®referred to be
C£®refer to being D£®refer to be