题目： 计算出三角形中所求内角的度数。1．∠1= 36。，∠2= 48。，∠3=? 2．∠2= ∠3，∠1是∠2的2倍，∠3=? 答案： 1．180。-36。-48。=96。；2．180。÷（2+1+1）= 45。
题型：选择题 --- Who _______________ the question? --- The girl who was standing beside me. We were ____________ in the question.A．came up; interestingB．came up with; interestingC．came up; interestedD．came up with; interested 查看答案
题型：单项选择题 花鹿茸二杠的皮色与锯口面的特点是A．外皮灰黑色，锯口外围多已骨化B．外皮红黄色，锯口外围多已骨化C．外皮灰黑色，锯口中部密布小孔D．外皮红棕色，锯口面有致密的小孔，外围无骨质E．外皮黑棕色，锯口外围多已骨化 查看答案
