在恶劣天气情况下,为放救生艇,大船应采取的航法是:()
A.顶浪航行
B.顺浪航行
C.滞航
D.停车漂航
参考答案:C
—Do you know how many _________ a horse has and how many ________a bee has?
—Of course, I know. [ ]
A. teeth; feet
B. tooth; feet
C. teeth; foot
D. tooth; foot
我国发病率最高的食物中毒是
A.化学性食物中毒B.细菌性食物中毒C.有毒植物中毒D.有毒动物中毒E.霉菌毒素食物中毒