【单选题】Bob caught a bad cold as he ______ in the heavy cold rain the day before yesterday.
【多选题】下列各项中,关于 “主营业务收入”账户表述正确的有( )。
B.
“主营业务收入”账户用以核算企业确认的销售商品.提供劳务等主营业务的收入
C.
“主营业务收入”账户贷方登记企业实现的主营业务收入,即主营业务收入的增加额
D.
“主营业务收入”账户期末结转后,该账户无余额
【判断题】纪念币具有一定的收藏价值,但不具流通手段职能
【多选题】关于室间质评样本的检测,错误的是( )
B.
实验室必须以与其测试病人样本一样的方式来检测室间质评样本
C.
实验室必须在重新维护仪器、重新校准后检测室间质评样本
D.
实验室必须在检测室内质控样本后检测室间质评样本
E.
实验室必须使用配套的检测系统进行检测室间质评样本
【单选题】_____ a cold, snowy day! [ ]
【单选题】This month the weather __________ to change every day: One day is hot, the next is cold.
【单选题】How cold it is! We’ve never had ______ this winter.
【单选题】This week, the _______ seems to change every day: one day is hot; the next day is cold.