【单选题】给一个TextView设置红色字体 应该使用以下哪种写法
A.
setTextColor(0xffff0000);
B.
setColor("0xffff0000")
C.
setBackground("0xffff0000")
【简答题】双作用杆活塞液压缸,当活塞杆固定时,运动所占的运动空间为缸筒有效行程的()。
【单选题】When demand is inelastic the price elasticity of demand is
A.
less than 1, and price and total revenue will move in the same direction.
B.
less than 1, and price and total revenue will move in opposite directions.
C.
greater than 1, and price and total revenue will move in the same direction.
D.
greater than 1, and price and total revenue will move in opposite directions.
【单选题】给一个TextView设置红色字体 应该使用以下哪种写法
A.
setTextColor(0xffff0000)
B.
setColor("0xffff0000")
C.
setTextColor("0xff0000")
【单选题】给一个TextView设置红色字体 应该使用以下哪种写法
A.
setTextColor(0xffff0000);
B.
setColor("0xffff0000")
C.
setTextColor("0xffff0000")
【单选题】Demand is inelastic if elasticity is
【判断题】双作用杆活塞液压缸,当活塞杆固定时,运动所占的运动空间为缸筒有效行程的2倍。
【单选题】Demand is inelastic if
A.
a large change in quantity demanded results in a small change in price.
B.
the quantity demanded is very responsive to changes in price.
C.
the price elasticity of demand is less than 1.
D.
the price elasticity of demand is greater than 1.