【简答题】下面选项中,能够更新user表中数据的SQL语句是A. update into user set id = 'u001'; B. update user set id = 'u001' and username='jack'; C. update user set username='jack' where id = 1; D. update into user set id = 'u001', ...
【单选题】听力原文:(A) A waiter is taking their order. (B) A woman is drinking a cup of coffee. (C) A woman is carrying a tray of desserts. (D) A woman is waiting to place her order.
【简答题】(本小题满分14分) (1)已知正项等差数列 的前 项和为 ,若 ,且 成等比数列.求 的通项公式. (2)数列 中, , .求 的通项公式.
【单选题】面部危险三角区感染时,忌用热敷的理由是:
【简答题】社会公德的主要内容是文明礼貌、助人为乐、爱护公物、()、()
【判断题】社会公德的主要内容是文明礼貌、助人为乐、爱护公物、保护环境、遵纪守法。()
【单选题】I have _________ the habit of drinking a cup of water before going to bed. [ ]
【单选题】Do you feel like ______ a cup of coffee now?
【单选题】After drinking a cup of tea mother ______ to cook the dinner.