根据短文内容判断正误。

    Mr. Brown is from England. He and his wife（妻子） are teachers . They teach English in Shanghai. They have a son and a daughter. They are John and Lucy. John is a middle school student, but Lucy is not. She is only six.

    They have two bikes. One is big, and the other is small. The big bike is for John. The small one is for Lucy.     On Sundays, sometimes they are at home, sometimes they go to the parks. They like China. They have a lot of Chinese friends.

我们日常生活中食用很多植物，下列属于单子叶植物的是（    ）

已知复数z满足$z·i=2-i$，$i$为虚数单位，则z＝（  ）

阅读图文材料，完成下列各题。

图1为“泰国位置示意图”，图2为“泰国首都曼谷气温曲线与降水量柱状图”。