【判断题】如果定义视图的FROM子句包括多张表,并且视图中列来自多张表,则不能通过视图操纵数据。
【单选题】As a poor fresh student, he had to do a part-time job ______money.
【多选题】新世纪的蚕业发展用一个关键词描述,就是“创新”。以下哪些举措属于新世纪蚕业发展的“创新”之举?
【单选题】根据以下资料,回答{TSE}题。 People are, on the whole, poor at considering background information when making individual decisions.At first glance this might seem like a strength that 1 the ability to make judgme...
【简答题】We regret to inform you that Case No 36 is b______ . The contents are seriously ______ owing ____ improper packing.
【单选题】Owing to the poor health, he was compelled to give up smoking.
【单选题】I am sorry to inform you that your flight E3386?is canceled owing to the heavy ______.?