All through his life, Einstein was ____ spend most of his time alone, although the married twice and had lots of close friends. A. content to B. contented to C. content with D. contented w
---There is a tall building on Taoze Road. Do you know?---I know it. It ________ has 10 floors.A．mostB．at leastC．leastD．will
----- Have you got any information about your missing dog from the police? ----- No. I _____ . The police say they’ll let me know when there is any news. A. waited
(6)设m、n是两条不同的直线，α、β是两个不同的平面．考查下列命题，其中正确的命题是 (A)m⊥α，nβ,m⊥nα⊥β (B)α∥β,m⊥α,n∥βm⊥n
已知：①H2O(g)＝H2O(l)；△H=Q1 kJ·mol－1 ②C2H5OH(g) = C2H5OH(l)；△H=Q2 kJ·mol－1 ③C2H5OH(g) + 3O2(g) = 2CO2(g) + 3H2O(g)；△H=Q3 kJ·mol－1 若使23g酒精液体完全燃烧最
阅读下面的文言文，完成下面试题。 刘秀之，字道宝，东莞莒人，司徒刘穆之从兄子也，世居京口。父仲道，高祖克京城，以补建武参军，与孟昶留守
如图，点A、B、C、D、O都在方格纸的格点上，若△COD是由△AOB绕点O按逆时针方向旋转而得，则旋转的角度为 ▲ 。
The weather is fine today. ______ yesterday.A．Neither was itB．Neither it wasC．So was itD．So it was
