【推荐1】Teaching young children is really ________(challenge). (所给词的适当形式填空)

【推荐2】The inexperienced actor found the role________ for him. (challenge) （所给词的适当形式填空）

【推荐3】Some graduates find it _________(challenge) to find a job after graduation. (所给词的适当形式填空)

【推荐1】Tom sounds very much ________(interest) in the job, but I’m not sure whether he can manage it. （所给词的适当形式填空）

【推荐2】I am _________(privilege) to relay to you that you have won the first prize in the competition.
＝It is_________to relay to you that you have won the first prize in the competition. (所给词的适当形式填空)

【推荐3】No one in the company likes her because she is _____(greed) and selfish. (所给词的适当形式填空)