题目内容
--Mum, Mary bought a parrot yesterday. Could you please buy __________ for me?
--Sure. But you must take good care of it.
A. one B. this C. it D. that
A
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-- Mum, Mary bought a pet dog yesterday. Could you please buy __________ for me?
-- Sure. But you must look after it yourself.
A.that | B.this | C.it | D.one |