【简答题】香豆素在____条件下,可开环生成顺邻羟基桂皮酸盐。顺式邻羟基桂皮酸____可转变为稳定的反式邻羟基桂皮酸。
【单选题】A series of measures, people____ in that area managed to survive the severe famine.
【判断题】Our government has adopted a series of measures to cope with the campaign against CNP.A. × B. √
【单选题】________ the students from their endless homework the school has decided to take a series of measures.
【简答题】A series of measures______(已经被采用)to pr air pollution.
【单选题】At the meeting he proposed a series of measures that might ______the environmental pollution.
【单选题】At the meeting he proposed a series of measures that might_______ the environmental pollution.
【单选题】不可修复废品的成本扣除回收的废品残值后的净额称为( )
【单选题】While advertisement do not necessarily present _____ information, they do make people aware of the availability of products that could improve their lives.
【单选题】At the meeting he proposed a series of measures that might ______the environmental pollution.