Could you tell me _____so well?
选择一项：
a. how you did it 解析：句意:你能告诉我你怎么能做那么好吗? 在英语中宾语从句语序应该为陈述句语序主谓结构.，因此答案 A、C都不正确。when you did it "你什么时候做它";how you did it."你怎样做它”, 根据句意及do sth. well这样的表达搭配，故选 D。
b. why did you do it
c. how did you do it
d. when you did it