历史地图能够准确反映时空观念。下列事件发生在右图所反映的历史时空之中的是（    ）

根据句意，用括号内所给单词的适当形式填空。
____ The maths problem is so difficult that few of the students can work it out_______ (easy).
____ Jim is a brave man. He always tells_________ (he) to calm down when he meets trouble.
____ Very few of people believe what the boy says because he is_________ (honest).
____ Everyone was very happy because of the famous writer’s _________ (arrive).
____ In the film, the soldiers were excited when they got their________(wife) letters.

My father ______ a bus driver.

下列哪项不是小肠的结构与吸收功能相适应的特点（）

细胞中的物质可分为有机物和无机物，有机物的分子较____，一般含有____；绿色植物的叶肉细胞中，将无机物合成有机物的场所是____，将有机物分解成无机物的场所是____．