Can you explain the r___ behind the decision?result reason 填

Can you explain the reason why you were late?Can you explain explain the reason还是explain for the reason Can you tell me the reason / learn English填啥 Jim can you help me take away the r___?请那位大虾告诉我填什么! Can you explain the problem to me? the result of this r___ can be applied to new developments i 1/Can you help me to r___ the machine can you explain the disappearance of dinosaurs by the fossil you can find a（ ）behind the dooe填一带oo的五字母单词 Have you asked her for the reason ________ may explain for h have you ever asked her for the reason ___may explain her ab Is your college life the same as you expected Explain reason