I was really anxious about you. You ______ home without a word.
B
虚拟语气用法。句意:我(那时)真的很担心你。你本不应该不留个话就离开家。
We shall can cel the con tract if you fail to ope n the relative L/C ____ the end of this year.
The colloquial or spoken language is the language for the use of the ________.
According to Maslow,self-actualization need excludes _______