– Where’s my English book? – Oh! Sorry. I have taken ______ by mistake.A. yours B. mine C. his
______ Lily ______ Lucy may go with you because one of them must stay at home.
—Have you ever heard of Langlang? —Sure. He is one of ______ pianists ______ I have even seen.
—Have you heard of the Big Ben? —Of course. It a symbol of UK.
—Please say something about Zheng He. —Oh! He is the Ming dynasty explorer of ______ all the Chinese are proud.
—Where is North Korea? —It lies ______ the northeast of China.