【多选题】桥接模式的优点()
B.
桥接模式提高了系统的可扩充性,在两个变化维度中任意扩展一个维度,都不需要修改原有系统
E.
桥接模式要求正确识别出系统中两个独立变化的维度,因此其使用范围具有一定的局限性
【多选题】甲公司是一家产品制造企业,并属于一般纳税人,2016年10月20日,甲公司售出商品100件,每件商品售价300元,适用的增值税税率为17%,货款收起,也符合销售收入的确认条件,每件商品的成本为200元,12月25日,由于产品规格与合同略有出入,甲公司同意给予客户10%的价格减让,并向客户开具了增值税专用发票(红字),同时向客户退款。则甲公司下列做法中错误的是( )
【单选题】听力原文:M: Hello. Will you please send someone up to my apartment? The hot water is running. And I can't turn it off. W: There's no one in the office right now. I'll send someone up as soon as I can. Why...
A.
There was no hot water.
C.
The hot water was running.
D.
The light couldn't be turned off.
【判断题】[普化1] 由于CaCO3固体的分解反应是吸热的,故它的标准摩尔生成焓是负值。( )
【单选题】葡萄胎清宫术后,尿妊娠试验由阴性转为阳性时一般考虑为
【单选题】听力原文:M: Hello. Will you please send someone up to my apartment? The hot water is running. And I can't turn it off. W: There's no one in the office right now. I'll send someone up as soon as I can. Why...
A.
There was no hot water.
B.
The light couldn't be turned off.
D.
The hot water was running.
【单选题】听力原文:Please send your e-mails in English. There is something wrong with my computer, which now cannot read Chinese. Why does the speaker ask the addressee to write in English?
A.
Because the speaker cannot read Chinese.
B.
Because English is the working language.
C.
Because Chinese cannot be displayed properly in the speaker's computer.
D.
Because English is the language in which the speaker's computer is designed.
【简答题】Hello, are you______?I'v been waiting for a long time. Hello, I'm not in front of the computer right now. Please just________. Let me________ the stock. I will be back in a moment. some customers wi...
【多选题】甲公司是一家产品制造企,并属于一般纳税人。2016年10月20日,甲公司售出商品100件,每件商品售价为300元,适用的增值税税率为17%,货款收讫,也符合销售收入的确认条件。每件商品的成本为200元。12月25日,由于产品规格与合同略有出入,甲公司同意给与客户10%的价格减让,并向客户开具了增值税专用发票(红字),同时向客户退款。则甲公司的下列做法中,错误的有( )