要建立文件流并打开当前目录下的文件file. dat用于输入，下列语句中错误的是______。 A: ifstream fin=ifstream. open("file. dat"); B: ifstream *fin=new ifstream("file. dat"); C: ifstream fin; fin. open("file. dat"); D: ifstream *fin=new ifstream(); fin-＞open("file. dat");
要建立文件流并打开当前目录下的文件file. dat用于输入，下列语句中错误的是______。 A: ifstream fin=ifstream. open("file. dat"); B: ifstream *fin=new ifstream("file. dat"); C: ifstream fin; fin. open("file. dat"); D: ifstream *fin=new ifstream(); fin-＞open("file. dat");
The vertical stabilizer is sometimes known as the fin.
The vertical stabilizer is sometimes known as the fin.
The vertical stabilizer is sometimes known as the fin.
The vertical stabilizer is sometimes known as the fin.
The vertical stabilizer is sometimes known as the fin. A: 正确 B: 错误
The vertical stabilizer is sometimes known as the fin. A: 正确 B: 错误
哪一个命令能用来删除当前目录及其子目录下名为‘Core’的文件？（） A: fin B: -nAmeCore-exeCrm； C: fin D: -nAmeCore-exeCrm{}\； E: fin F: -nAmeCore-exeCrm{}-； G: fin H: -nAmeCore-exeCrm{}。
哪一个命令能用来删除当前目录及其子目录下名为‘Core’的文件？（） A: fin B: -nAmeCore-exeCrm； C: fin D: -nAmeCore-exeCrm{}\； E: fin F: -nAmeCore-exeCrm{}-； G: fin H: -nAmeCore-exeCrm{}。
The center engine is mounted aft of the fuselage structure below the vertical fin.
The center engine is mounted aft of the fuselage structure below the vertical fin.
The center engine is mounted aft of the fuselage structure below the vertical fin.
The center engine is mounted aft of the fuselage structure below the vertical fin.
Nemo was born with a defective fin, which is called "the lucky fin".（ ） A: 对 B: 错
Nemo was born with a defective fin, which is called "the lucky fin".（ ） A: 对 B: 错
nasal fin
nasal fin
中国大学MOOC: The logo of _________ is a red kapok in a blue vertical tail fin.
中国大学MOOC: The logo of _________ is a red kapok in a blue vertical tail fin.