下面（）语句是用来关闭数据库操作。 A: rs.next() B: stmt.close() C: con.close() D: rs.close()

The air-conditioner is running in the winter and to be stopped, we should（） A: close Fan and Humidifier at the same time B: firstly close Fan and then close humidifier immediately C: firstly close humidifier and then close Fan immediately D: firstly close humidifier and then close Fan after 30 second

But American friends may not be close, or they are close with ______ .

下面正确的关闭文件的语句格式是( ) A: close(变量名) B: .close() C: close(文件名) D: .close

I wanted so much to_________ my store and go traveling in the heated summer. A: close on B: close in C: close up D: close to

假定已经获得一个数据库连接,使用变量conn来表示。下列语句中能够正确获得结果集的有__1__。(选择两项)[br][/br] A.Statement stmt = conn.createStatement（）__2__;[br][/br] ResultSet rs = stmt.executeQuery(“SELECT * FROM STUDENT”);[br][/br] B.Statement stmt = conn.createStatement(“SELECT * FROM STUDENT”);[br][/br] ResultSet rs = stmt.executeQuery（）__3__;[br][/br] C.PreparedStatement stmt = conn.prepareStatement（）__4__;[br][/br] ResultSet rs = stmt.executeQuery(“SELECT * FROM STUDENT”);[br][/br] D.PreparedStatement stmt = conn.prepareStatement(“SELECT * FROM STUDENT”);[br][/br] ResultSet rs = stmt.executeQuery（）__5__;

My ________ friend lives _________ to the zoo. A: close; closed B: closely; closed C: closed; closely D: close; close

关闭所有打开的文件的命令是（ ） A: use B: close C: close database D: close all

玛丽想亲近大自然。 A: Mary want to get close to natural. B: Mary wants to get close to nature. C: Mary want to get close to nature. D: Mary wants to get close to natural.

In Middle Eastern cultures, standing close to someone signals close or warm friendship.