— I think your father is very busy.—So he is._______ he still takes a walk with us sometimes.A. So B. And C. Or d. But
下列过程发生化学变化的是 A．将水加热变成水蒸气 B．将蔗糖加入水中，得到蔗糖溶液 C．通过改变温度从空气中分离出
巴拿马运河沟通的大洋是: （ ） A.太平洋和北冰洋 B.太平洋和大西洋 C.印度洋和大西洋
（全国卷I海南、宁夏） 书面表达 Ks5u 假定你是李华，正在英国接受英语培训，住在一户英国人家里。今天你的房东Mrs Wilson 不在家，你准备外出，请给M
如图所示，在水平地面上有A、B两个小物体，质量分别为mA＝3.00 kg、mB＝2.00 kg，它们与地面间的动摩擦因数均为μ＝0.1.A、B之间有一原长为L＝15.0 cm、劲
用数学归纳法证明命题：，从“第步到步”时，两边应同时加上 ．
On the contrary, I think it is Truman, ______ you, ______ to blame. A. more than; are B. less than; who are C. rather than; that is D. rather than; is
My grandmother was always encouraging me to set goals and work hard to achieve them. She would tell me not to be a follower and not to set 41 on what I could achieve. She 42 believed th
下列图示的实验操作错误的是 ( )