1． People who drink and drive are ____ danger both to themselves and to others． They are in ____ danger of losing their lives．
A． a; / B． /; / C． the; the D． a; a
2. --- Honey! Can’t you remember Aunt Betty? She’s my mum’s youngest sister!
--- Oh, my dear, you must know I don’t know ______of your relatives.
A. anyone B. anybody C. every one D. none
