1．I must offer her an a________for not going to her party.
2．I was a________in a book and didn’t hear you call.
3．The m________ of doctors believe smoking is harmful to health.
4．The young actor is very m________about his success；he says it’s as much the result of good luck as of his own
abilities.
5．The secretary has already________(预订)seats on the phone.
