单选题 When it comes to function, electric cars are ______ as reliable as the average gasoline powered vehicles.
【正确答案】 B
【答案解析】[解析] 词汇：副词
1．这是一道词汇题，选项均为副词。
2．同级比较级as后经常出现并强调原级的副词有just、almost、nearly等。因此B为正确选项。