【单选题】What kind of music was most popular when World War I first broke out?
【简答题】(12分)一个体重50kg的健康人,体内约含有2g铁,这2g铁在人体内不是以单质的形式存在,而是以Fe 2+ 和Fe 3+ 的形式存在。正二价铁离子易被吸收,给贫血者补充铁时,应给予含Fe 2+ 的亚铁盐,如硫酸亚铁。服用维生素C,可将食物中的Fe 3+ 转变成Fe 2+ ,有利于人体吸收。 ①在人体中进行下列转化时, ,①中的 Fe 2+ 作 剂。 ②“服用维生素C,可将食物中的Fe 3+ 转...
【单选题】What kind of workers does the writer like to employ(雇佣)? ( )
A.
Those who have the same ideas as she does.
B.
Those who get on well with the public.
C.
Those who can sell her books around the world.
D.
Those who have big families and new ideas.
【单选题】The last time we had great fun was________ we were visiting the Water Park. [ ]
【单选题】What kind of change did World War I1 bring to the theatres?
A.
The putting forward of dinner.
B.
The costume of the performance.
C.
The time of the performance.
D.
The restaurants nearly offer different food.