______ of that country _______ by snow.
A.Second thirds; is coveredB.Two thirds; is covered
C.Two thirds; are coveredD.Two third; covers
B

試題分析:句意:這個(gè)國家的三分之二被雪所覆蓋。在英語中分子用基數(shù)詞表達(dá),分母用序數(shù)詞表達(dá)如果分子大于1,分母變復(fù)數(shù)。分?jǐn)?shù)作主語時(shí),根據(jù)其后接的詞而定,如果為不可數(shù)名詞或名詞的單數(shù),則相當(dāng)于單數(shù),如果其后接的為可數(shù)名詞復(fù)數(shù)形式,則相當(dāng)于復(fù)數(shù),故選B
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