残留有机氯农药最多的食品是()
A.肉鱼类
B.蔬菜
C.水果
D.粮谷类
E.豆类
参考答案:A
The two companies have reached a partial agreement, but several differences still ___ between them.
A.happen
B.survive
C.appear
D.exist
“世上本没有路,走的人多了也便成了路。”这句话是()的名言。
A.别林斯基
B.鲁迅
C.恩格斯
D.列宁