对胰岛素依赖型糖尿病最有效的药物是
A．双胍类
B．磺酰脲类
C．降糖灵
D．胰岛素
E．格列齐特
参考答案：D
You have finished writing an e-mail on computer , but too many mistakes in it . You can chick _____ .
A．Delete
B．Forward
C．Send
D．Draft
决策时易于忽略哪些目标？
