Former Chinese Foreign Minister Li Zhaoxing said that anyone could see that America's national defense expenditures（国防支出）are 17.8 times ______ of China.A.itB.thatC.theseD.those
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D解析句意：前任中国外交部部长李肇星说任何人都可以看到美国的国防开支是中国国防开支的17.8倍。设空处应该填the national defense expenditures，为避免重复，用those代替特指的复数名词。