单选题 Practically all animals communicate either through sounds or through soundless codes.
【正确答案】 C
【答案解析】[解析] 划线词为副词,意思是“几乎;实际上”,与C项(几乎,差不多)意思相近,如:Almost all ourdailyneeds areimported,andalmostall ourmanufactured products are exported.我们的日常必需品几乎全属进口。我们制造的产品几乎全部出口外销。A项意为“无疑地,确定地”,如:I certainly did not like the place.我确实不喜欢那个地方。B项意为“大概;或许;可能”,如:He’ll probably find himselfin pocket in a good year.年头好时,他会发现自己赚钱。D项意为“完全地;绝对地”,如:We're absolutely obedient to the superor我们绝对服从上级。