Test13 一:ABEDC 二:astonished accept admitted occurred confined haunted conscience suggesting blocked discovered 三: 1:it must have rained lastnight for the road is wet . 2:it suddenly occurred to me to go out for a walk . 3:he is too ill to do any work . 4:just now i heard her singing a beautiful soing . 5:either your mother or father may come with you . 四:DBACC CAADC 五:CDAA 六:DBDBD