等边三角形一定是锐角三角形.______.(判断对错).
等边三角形每个内角的度数:180°÷3=60°,
所以等边三角形一定是锐角三角形;
故答案为:正确.
如图所示是汽车油量表工作原理的示意图,图中油量表实质是一个电流表,当油量减少时
A.电路上电阻增大,电流减小
B.电路上电阻增大,电流增大
C.电路上电阻减小,电流减小
D.电路上电阻减小,电流增大
What _____ surprised them was that the village was _____ of mud houses. [ ]
A. most; mostly
B. mostly; almost
C. almost; mostly
D. mostly; most