问题
选择题
I want to ring him＿＿＿to know the reason why he rang＿＿＿while I was speaking yesterday.
A．up； off
B．back； up
C．up； down
D．on； off
答案
答案：A
ring sb. up意为“给某人打电话”；ring off的意思是“挂断电话”。
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I want to ring him＿＿＿to know the reason why he rang＿＿＿while I was speaking yesterday.
A．up； off
B．back； up
C．up； down
D．on； off
答案：A
ring sb. up意为“给某人打电话”；ring off的意思是“挂断电话”。