three-quarters of an three-quarters 是说中长吧~

three-quarters of an for three quarters of an three-quarters of an three-quarters 是说中长吧~ The students will have it finished in_.A.three quarters of an hour timeB.three quarters of an hour's three-quarters of abillion是多少? three quarters of an hour’s time这样表达正确吗? it takes me about three quarters of an hour to get to work中文意思, three quarters of one precent是多少? three quarters of用什么提问 Three quarters of rue USA___with forest. three quarters of a century是什么意思 three quarters of all Americans是什么意思? three quarters of the students能否说成three quarters students three-quarters of the time怎么翻译啊? Three quarters of the earth___(be) covered with water. 9.Three quarters of the earth _________ water.(discover) three quarters of the earth is water为什么用is three quarters of the earth is water 为什么用is