下面（）等因素，可导致棉铃虫发生为害加重。 A.杂交玉米和杂交高梁的推广 B.棉田间

看图填词。

     John is an American student. He is studying Chinese in China. He can speak a  1_______ Chinese now.

One day when he was lying (躺) on the 2_______ and 3_______ to the radio. He had a good 4_______.

Suddenly (突然) he heard someone was calling for 5_______. He jumped up quickly, looked out towards (朝)

the sea and 6_______  a boy waving (挥动) his 7_______  on the water. He took off (脱下) his 8_______  and

jumped into the 9_______ . He swam (swim的过去式) to the boy. Soon he carried the 10_______ back to the

beach. He saved (救了) the boy.

以下对中国绘画艺术家的表述不正确的是：

A.唐代的吴道子被称为“画圣” 

B.当代画家徐悲鸿最擅长画马 

C.“扬州八怪”之一郑板桥擅长画竹 

D.吴冠中创作了巨幅国画《江山如此多娇》

牲畜、禽类属于企业财产保险的特保财产。

每月的前三个工作日内，将上一月的（），预约销售违约处理客户回单寄送给黄金企业。

A.卖出凭证

B.购回凭证

C.预约销售凭证

D.预约销售提货凭证的第二联

根据钢结构设计规范（GB50017-2003），在螺栓杆轴方向受拉的连接中，每个高强度螺栓的承载力设计值取（）倍预拉力。

A.0.5

B.0.7

C.0.8

D.0.9