I don't know who invented ________ telephone, but it's really ________ most wonderful invention.
A．the；a B．/；the C．a；the D．/；a
Italy is ________ most attractive European country and how I wish I would go there for________ second time.
A．a；a B．/；a C．the；the D．a；the
I don't think the experiment is ________ failure.At least we have gained ________ experience for future.
A．/；the B．a；the C．a；/ D．/；/
Being able to afford ________ drink would be ________ comfort in those tough times.(2012·山东)
A．the；the B．a；a C．a；/ D．/；a
First impressions are the most lasting.After all, you never get ________ second chance to make ________ first impression.(2010·北京)
A．a；the B．the；the C．a；a D．the；a
It is generally accepted that ________ boy must learn to stand up and fight like ________ man.(2011·全国)
A．a；a B．a；the C．the；the D．a；/
