在SQL标准所定义的4种隔离级别，(<br/>)是系统默认的。 A: READ<br/>UNCOMMITTED B: READ<br/>COMMITTED C: REPEATABLE<br/>READ D: SERIALIZABLE
在SQL标准所定义的4种隔离级别，(<br/>)是系统默认的。 A: READ<br/>UNCOMMITTED B: READ<br/>COMMITTED C: REPEATABLE<br/>READ D: SERIALIZABLE
下列方法中可以读取数据库数据的是（） A: read_sql（） B: read_table（） C: read_sql_query（） D: read_query（）
下列方法中可以读取数据库数据的是（） A: read_sql（） B: read_table（） C: read_sql_query（） D: read_query（）
Have you read this book? It is worth _______. A: to read B: read C: reading D: to be read
Have you read this book? It is worth _______. A: to read B: read C: reading D: to be read
I that book several times. I first it during my summar holiday last year.: have read...read|have read…have read|read …read|read…have read
I that book several times. I first it during my summar holiday last year.: have read...read|have read…have read|read …read|read…have read
The books are popular. They____ by many teenagers. A: is read B: was read C: are read D: were read
The books are popular. They____ by many teenagers. A: is read B: was read C: are read D: were read
Pandas提供三种方式来访问数据库，下列哪个语句不是访问数据库的语句（） A: read_sql_table B: read_sql_query C: read_json D: read_sql
Pandas提供三种方式来访问数据库，下列哪个语句不是访问数据库的语句（） A: read_sql_table B: read_sql_query C: read_json D: read_sql
He found it a great pleasure __________ detective stories. A: to have read B: having read C: read D: to read
He found it a great pleasure __________ detective stories. A: to have read B: having read C: read D: to read
—Have you read the book before —Yes, I ______ it a week ago. A: read B: was read C: have read
—Have you read the book before —Yes, I ______ it a week ago. A: read B: was read C: have read
This is the best book I ________. A: have ever read B: have already read C: read D: read in the past
This is the best book I ________. A: have ever read B: have already read C: read D: read in the past
智慧职教: read -- read
智慧职教: read -- read