轻骨料混凝土小型空心砌块，按尺寸允许偏差和外观质量分为（）级
A.二个
B.三个
C.四个
D.五个
参考答案：A
. Whether you can get the job or not will largely depend on how you take ____ of the opportunity.
A．interest
B．benefit
C．use
D．advantage
简述恶意磋商？
