| Organic farmers had fought to prevent
genetically-engineered crops from being{{U}} (67) {{/U}} organic,
and it could{{U}} (68) {{/U}}for them. Plants genetically{{U}} (69)
{{/U}}to resist insects and other pests {{U}} (70) {{/U}}about
15-percent of United States crop production, but it has become a{{U}} (71)
{{/U}}15-percent. Several European countries are refusing to{{U}} (72)
{{/U}}genetically-engineered crops from the United States. Jim Skiff,
president of the Illinois-based company U-S Soy, says his company will not grow
crops with genetically modified organisms, known as G-M-O for short. But the biotechnology industry is fighting back. Here’s an advertisement produced by the Washington-based Council for Biotechnology Information. The biotech industry received a (n) {{U}} (73) {{/U}}in April,{{U}} (74) {{/U}}a Natio A. pay back B. pay out C. pay off D. pay for [判断题] 检定原料血浆谷丙转氨酶的法定方法为速率法,结果应不高于40U/L。( )
A.正确 B.错误 [单项选择]少年的______时光和空虚岁月就如同一片______的沼泽，在成长历程中，离开母亲的训导，多少次，我险些陷身泥潭，误入歧途。
填入划横线部分最恰当的一项是______。 A. 宝贵 广袤无垠 B. 蹉跎 葱葱茏茏 C. 美好 生机勃勃 D. 荒凉 死气沉沉 [单选题]关于封闭式基金和开放式基金的区别，说法错误的是（ ）。
A.开放式基金规模不固定，封闭式基金规模固定 B.开放式基金不能直接赎回，封闭式基金可以随时提出购买或赎回 C.开放式基金的价格依据基金的资产净值而定，封闭式基金的价格受供求关系影响 D.开放式基金每个开放日公告单位资产净值，封闭式基金每周至少公告一次 [简答题]什么是车列？
[多选题]吊装作业前，起重机（ ）进行安全检查，并空载试运转。
A.限位器； B.限速器； C.制动器； D.支脚与吊臂液压系统 [单项选择]下列属于腮腺恶性肿瘤常见的CT表现是（）
A. 边界模糊的密度增高区，中央可见低密度坏死区，合并淋巴结肿大 B. 边界清楚锐利 C. 肿瘤密度均匀，增强扫描均匀强化 D. 生长缓慢 E. 以上均是 [单选题]不满()周岁的人有违法行为的,不予行政处罚,责令监护人加以管教
A.十 B.十四 C.十六 D.十八 我来回答: 提交
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