【单选题】当通过支付宝向朋友转帐时,本人帐号减少额度和对方帐号增加额度始终是一致的,如果转帐失败,本人余额不会减少,对方余额不会增加。支付宝后台是通过何种方法保证数据的一致性的。
【单选题】----Tom is good at lots of things but you can't say he is _____. ----I can’t agree with you more. In fact no one is.
【单选题】—Tom is your good friend. Can he play chess? —__________. He doesn’t like it.
【单选题】He can play the guitar, but he can't play it______. [ ]
【单选题】—_____ he play table tennis? —No, he _____. [ ]
【单选题】--Can he play chess? -- . He is good at it.
【单选题】Much ________ he has a good taste for China’s football matches, he can’t avoid being influenced by the side effects of the football gambling.
【单选题】0 2 D30 15 ( )是调查者在提出问题的同时,还将问题的一切可能答案或几种主要可能答案全部列出,由被调查者从中选出一个或多个答案作为自己的回答,而不作答案以外的回答
【简答题】He can drive a car, _________?( ) A、doesn't he B、isn't he C、can't he