Question

—Can you tell me ________?
— With Lucy’s help.

A．when you did it so well	B．when did you do it so well
C．how you did it so well	D．how did you do it so well

Answer 1

考查宾语从句的用法。根据答语判断，做得好是在Lucy的帮助下，用how提问比较恰当；宾语从句要用陈述语序，排除D。故选C。