题目内容

(2013·宝鸡中学月考)The Australian boy has a good ________ of Chinese and can express himself freely in it.
A．powerB．command
C．demandD．usage
B
B　句意：那位澳大利亚男孩汉语掌握得很好，他能用汉语自由表达他的意思。command“(尤指对语言的)掌握，运用能力”。
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