【单选题】《流浪地球》电影中描述到了木星。木星质量比地球大得多木星对地球的引力大小为 F 1 ,地球对木星的引力大小为 F 2 ,则 F 1 与 F 2 的大小关系为( ) prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【单选题】According to ______ new law, China will set up compulsory standards on food safety, covering ______ wide range from the use of additives to safety and nutrition labels.
【单选题】Almost everyone dreams of living in a big fancy ________. But for me, nothing is better than returning to my little cozy ______ after a day’s hard work.
【简答题】A.Monitor the growing and harvesting of food. B.Put more money on the law enforcement. C.Reduce the amount of food import. D.Make requirements on imported food.