未分类题A.Right down the street.B.Next to a book store.C.About four blocks away.D.Across town.
单项选择题The sentence 'You are not alone'. here means that ().
A.you are firmly supported by a lot of peopleB.many people are with you and you'll never be aloneC.the situation mentioned above is common among many peopleD.many people enjoy holidays and seldom hate putting on weight
未分类题A.Prof. Brown has got into trouble.B.The woman regrets taking up much of Prof. Brown's time.C.Prof. Brown has difficulty in sleeping.D.The woman knows Prof. Brown has been busy.
未分类题下列是关于浮点数的说法: ①浮点数编码方式不但扩大了数值的表示范围,而且也增加了数据表示的数量。 ②IEEE754是关于浮点数定义和规格化的工业标准,制定这一标准的目的是提高浮点数的运算速度和精度。 ③IEEE754标准中求移码的偏移量跟求普通移码所采用的偏移量相差1。 ④在完整的最终的编码中,若阶码总编码位数为R(包括阶码符号位),尾数总编码位数为w(包括符号位),那么IEEE754标准下的规格化浮点数的最大负数为。 其中,正确的说法有(35)。A.1B.2C.3D.4
未分类题A.The terrible noise in the library.B.The heat inside the library.C.The small room in the library.D.The air conditioner of poor quality.