雏鸡群， 1 日龄，在饲料中加入马度米星预防球虫病，饲料中添加的药物浓度是每1000kg 饲料添加
D
暂无解析
犬，3岁，外出回来后，突然出现兴奋不安，眼睑、颜面肌肉痉挛，流涎，腹痛，腹泻。用解磷定和阿托品静脉注射后，症状缓解。犬体内
犬，3岁，颌下出现肿胀，有成人拳头大:触诊无热、无痛，有波动:穿刺流出淡黄色无味粘稠液体手术治疗应施行
The volleyball match was televised ________ on CCTV.
Since the premium varies with the scope of ____ extra premium is for buyer ' s account, should additional siske covered?( )
We shall advise you by cable as soon as the goods ____ .)
They wrote a letter of thanks to ________ had helped them.
Traditional linguists believe that the written form of language is ______to the spoken form.
I asked him to ________ me a few minutes so that we could go over all the problems.
The delegation ________ Russia will visit London this afternoon.
The twins had been away for such a long time that many people in the village thought they ________.
In most of his writings,( )deliberately broke up the chronology of his narrative by juxtaposing the past with the present,in the way the montage does in a movie.
You should help them ________ when your friends quarrel with each other.