【单选题】.If you send the best wishes to your wife on her birthday, _______will give her a great surprise.
【多选题】常用的建筑安装工程费用的动态结算方法有 ( ) 。
【单选题】纸币制度下,决定汇率长期趋势的主导因素是()
【单选题】My best friend Lily is _________ with her mother and _________ her with housework. [ ]
【多选题】常用的建筑安装工程费用的动态结算方法有( )