出境大动物或种用动物应在出境前45天预报检。( )
参考答案:错
解析: 出境大动物或种用动物应在出境前60天预报检。
---Must I finish my homework at school?
--- ?You can do it at home and hand it in next week.
A. Yes, you must B. No, you needn’t C. Yes, I can
普遍用淡色麦芽采用二次煮出糖化法制造淡色贮藏啤酒。