实行“九五”和 2010 年的奋斗目标，关键是（）
Where is Dick?D o you think he’s reached home by now? He _________ home for a while.
“社会形态的发展是一种自然历史过程” ，这句话的含义是（）
家庭、学校、同伴群体这三个微观系统的相互作用，构成了微观系统之外的（）
John complained to the bookseller that there were several pages______ in the dictionary.
If their marketing team succeeds, they __ their profits by 20 percent.
I hesitated for a long time, and in the end I decided to _________ the job.
人民军队的宗旨是（）
在社会保障制度中，社会保障费用应改为由（）
我国东北大兴安岭地区森林群落优势种是（）