猜你喜欢
- 1what____ thing do you want to do A other B the other C another D others
- 2What _______ you often ________ (do) at the weekend?I often _________(chat) with my friends.
- 3某客车从甲地到乙地走全长480㎞的高速公路,从乙地到甲地走全长600㎞的普通公路.又知在高速公路上行驶的平均速度比在普通公路上快45㎞,由高速公路从甲地到乙地所需要的时间是由普通公路从乙地到甲地所需要时间的一半,求该客车由高速公路从甲地到乙
- 4在水平放置的的光滑金属板中点的正上方,有带正电的固定点电荷Q,一表面绝缘带正电的金属球
- 5因式分解9(x-y)的平方+3x-3y
- 6英语选择 They are good friends._ is no wonder that they know each other
- 711.在△ABC中,求证sinA+sinB+sinC=4cos(A/2)cos(B/2)cos(C/2)
- 8What does Jim have?的同义句是?What do you want to do?的同义句是?
- 9负负二的绝对值是什么?
- 10水果店运来苹果和梨共200箱,其中苹果箱数比梨的五分之四少16箱,苹果多少箱?