下列两个语句select [name] from book where bno in (select bno from borrow)和select [name] from book where exists ( select * from borrow where borrow.bno=book.bno) 查询结果相同。

查询被借阅过的图书,语句SELECT name from book where____的条件,下列哪一个不能实现。 A: bno =all (select bno from borrow) B: bno =any (select bno from borrow) C: bno in (select bno from borrow) D: exists t(select * from borrow where bno=book.bno)

查询被借阅过的图书,语句 SELECT name from book where( ) 的条件,下列哪[br][/br]一个不能实现. A: no =all (select bno from borrow) B: no =any (select bno from borrow) C: no in (select bno from borrow) D: exists (select * from borrow where bno=book.bno)

下列两个语句select[name]frombookwherebnoin(selectbnofromborrow)和select[name]frombookwhereexists(select*fromborrowwhereborrow.bno=book.bno)查询结果相同。

The Six Classics include the Book of Changes, ____, the Book of History, the Book of Rituals, the Book of Music and the Spring and Autumn Annals. A: the Book of Manners B: the Book of Nature C: the Book of Songs

声明并实例化Book类型的一个新对象，正确的是（)。 A: Book b; B: Book b = new Book(); C: Book b = new Book[]; D: Book b =Book();

alFoxPro中,如果用语句:a="book",book="展望",?a,book后,结果是:book展望

I would like to book a booth. “Book a booth” means_______. A: book a ticket B: cancel a booth C: book a stand D: book a room

The teacher went into the classroom, _______. A: with book in hand B: a book in hand C: with a book in hand D: book in hand

Where is the book? I bought the book this morning. A: Where is the book which I bought the book this morning B: Where is the book which I bought this morning