A．serialsB．separationsC．encountersD．segregations

下列程序段中哪一组将a，b变量值交换？（)（A) a=a－bb=a＋ba=a－b（B) b=a＋ba=a－bb=a－b（C) a=a＋bb=a－ba=

AMALGAMATE:A．revitalizeB．stratifyC．segregateD．assembleE．insulate

AMALGAMATE:A．revitalizeB．stratifyC．segregateD．assembleE．insulate

In______, President Harry S. Truman ordered to end military segregation.A．1940B．1941C．1945

【C4】A．experiencesB．possessesC．encountersD．retains

Apartheid was a policy of racial segregation.()