Question

--Which T-shirt do you want to buy?
-- The ________ one

A．threeth

B．third

C．three

D．thirty

Answer 1

B

本题的含义为你想买哪一件T恤衫，第三个，定冠词the后通常跟序数词，只有B
选项的序数词是正确的，故本题选B。