Whichoneisright? A: LucyisnotChinese.SheisAmerican. B: LiLei’sfatherisateacherofEnglish. C: MaryGreenisanEnglishteacher. D: MrBlackisaChineseteacher.

下列选项中,能够一次性向student表中添加三条记录的SQL语句是 A: INSERT INTO student VALUES (6,'lilei',99);(7,'hanmeimei',100);(8,'poly',40.5); B: INSERT INTO student VALUES (6,'lilei',99) (7,'hanmeimei',100) (8,'poly',40.5); C: INSERT INTO student VALUES (6,'lilei',99),(7,'hanmeimei',100),(8,'poly',40.5); D: INSERT INTO student VALUES (6,'lilei',99) VALUES(7,'hanmeimei',100) VALUES(8,'poly',40.5);

Lilei arrived at the railway station at 4 o'clock in the afternoon.It was 4 o'clock in the afternoon ___ Lilei arrived at the railway station.There were more people on the train than he expected.He ___ expect that there were so many people on the train.He didn't find any empty seats on the train.He found ___ empty seats on the train.