A．He was afraid he might be kept too late.B．He would have something more important to
A. He was afraid he might be kept too late.
B. He would have something more important to do.
C. He was not in the mood to attend the excursion.
D. He had to make an appointment with a friend.
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A．They usually go jogging.B．They usually go to the parks to do their exercises.C．They
A. They usually go jogging.
B. They usually go to the parks to do their exercises.
C. They usually do Taijiquan.
D. They are still asleep.
A．Because of its size.B．Because of its fuel.C．Because of its complicated engine.D．Beca
A. Because of its size.
Because of its fuel.
C. Because of its complicated engine.
D. Because of its burning time.
The multinational training program is mostly concerned with the relation between Americans
A. the Japanese
B. Arabs
C. Brazilians
D. Orientals
建筑结构材料质量管理的基本要求有（)。A．材料进场时，应提供材质证明，并根据供料计划和有关标准建筑结构材料质量管理的基本要求有()。
A. 材料进场时，应提供材质证明，并根据供料计划和有关标准进行现场质量验证和记录
B. 现场验证不合格的材料不得使用或按有关标准规定降级使用
C. 对于项目采购的物资，业主的验证不能代替项目对采购物资的质量责任，而业主采购的物资，项目的验证能取代业主对其采购物资的质量责任
D. 物资进场验证不齐或对其质量有怀疑时，要单独堆放该部分物资，待资料齐全和复验合格后，方可使用
E. 严禁以劣充好，偷工减料
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