若a = 1，下列各式的结果是什么? 1. ! a | a 2. ~ a | a 3. a ^ a 4. a >> 2 [br][/br] [br][/br] 解： 1． _____ 2．______ 3．_______ 4．_______

In World War II, civilian deaths reached1.____ million. The main countries involved in the war included Nazi 2.______ , Fascist 3.________, Japan, Great 4._______, France, 5._______, the United States and Soviet 6._______.

Complete the rental procedures with words or expressions from the boxes. sign search for pick up view choose move pay 1._______ the deposit. 2._______ into the property. 3._______the lease and pay the rent. 4._______ the property 5._______ a property online or visit the estate agency. 6._______ a property which suits your needs and budget. 7._______ the key.

Complete the collocations using the given verbs. Sometimes more than one verb can be used.a.do b.go c.join d.play e.take part in f. win1._______ a game 2._______ a competition 3._______ a swimming 4._______ athletics5._______ skiing6._______ a cup7._______ gymnastics8._______ a race9._______ windsurfing 10.______ a club11.______ a medal 12.______ jigsaw puzzles 13.______ a championship 14.______ a prize 15.______ a tournament 16.______ for a team

在所给的算式中，填上+、-、×、÷和（ ），使得下面算式成立。（1）4 4 4 4＝1（2）4 4 4 4＝1（3）4 4 4 4＝2（4）4 4 4 4＝3[8分]

数列-4, 4, -4, 4, -4…….

表达式4^4\4*4*4/4 Mod 4的值是

【多选题】在下面 4 个 4 中间填上适当的运算符号和小括号使算式成立。 4 4 4 4=2 A. 4÷ 4 +4÷ 4=2 B. 4× 4÷ （ 4+ 4 ） =2 C. 4+ 4 +4 ×4=2 D. 4- （ 4 +4 ） ÷4=2 答

单音听辨。十个音为一组，含有变化音升4 [音频]/module/audioplay.html?objectid=525dda751efa2c644ef98798529599a7: *4 | 7 |升4 |-5 | 4 | 升4 |*4 | 4 |1 |*4 ||*4 | 7 |升4 |-5 | 4 | 升4 |*4 | 4 |2 |*4 ||*4 | 7 |升4 |-5 | 4 | 升4 |*4 | 6 |2 |*4 |

下列哪个是《圆舞曲》的乐段结构？ A: a(4）+b(4)+a(4)+c(4) B: a(4）+b(4)+a(4)a1(4) C: a(4）+b(4)+a1(4)+c(4)