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问题描述：

[单选] 对肠阿米巴原虫有效的药物是
A．链霉素 B．庆大霉素 C．青霉素 D．氯霉素 E．土霉素
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关于人身保险，以下说法正确的是（）
选择题：下列各小题的四个备选项中，只有一个是最符合题意的，请选出。
A small flower and a big tree are standing near the river． “Can I be your friend？”the flower asks． “Friend？ I"m taller and stronger（更强壮的） than you． I don"t want to be your friend，”says the big tree． The flower feels very sad． Spring is coming． The flower becomes more and more beautiful． Many butterflies（蝴蝶） come here and play with the flower．“Why do you play with her but not me？ I"mbigger and stronger than her，”says the big tree． The butterflies say，“Sure， the flower is thinner and shorter than you， but she is more beautiful and friendlier． Don"t look down upon others．”The tree says “Sorry”to the flower． They play together． They are happy．1 ． There is a flower and a tree near the river．
选出下列每组单词中第一个字母a发音不同的一项。（）
选出下列每组单词中字母e发音不同的一项。（）
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