--Mum I want of the two coats.---Sorry. You can only buy one.A. bothB. allC. someD. one

问题补充：

--Mum I want of the two coats.

---Sorry. You can only buy one.

A. both

B. all

C. some

D. one

答案：

(答案→)A. both

B. all

C. some

D. one

解析：考查不定代词。A两者都；B三者以上都；C一些；D一个。句意：—妈妈，我想两件衣服都买了。—不行，你只能买一件。后面有the two coats,对应用both，所以A正确。