此题为判断题(对,错)。
第1题:
What's ( )job? Are ( ) British?
A. your, your
B. you, your
C. your, you
第2题:
A fetched B. allowed C. expected D. took
第3题:
第4题:
I()up my brother from the school this afternoon.
A、got
B、picked
C、took
第5题:
第6题:
13、根据MySQL的示例数据库World,假设有如下关系R(CityID, CityName,CountryCode,Continent),以下做主键最理想的是?
A.CityID
B.CityName
C.CountryCode
D.Continent