下列投资方案评价方法中，不可以用于独立方案选择的有( )。 A．投资回收期法 B．

根据短文内容，判断正 (T) 误 (F) 。

     My friend Eric is a schoolboy. He is an interesting boy and everyone likes him very much. He can

speak Chinese, English and Japanese. Why can he speak these languages? Because his father is

American , his mother is Japanese and he was born (出生) and lives in China . He can play soccer and he can play it very  well. He wants to be a soccer ball player like Beckham . He joins the soccer ball club,

and he is the captain (队长) of the soccer ball team.

（     ）1. Eric can speak three languages.

（     ）2 .His parents are not Chinese, but he grows up（成长）in China.

（     ）3. Eric can't play soccer very well.

（     ）4. Eric wants to be the captain of the soccer ball team.

（     ）5. Beckham wants to be a good soccer ball player.

血心包急救处理是（）。

A.补充血容量

B.给升压药

C.胸腔闭式引流术

D.心包穿刺减压准备手术

E.大量吸氧

目前植物生长调节剂在蔬菜、水果等的种植、保存方面已有较多应用，下列说法错误的是（）。

A.用乙烯利催熟香蕉会明显影响香蕉品质

B.植物生长调节剂具有容易合成、原料广泛、效果稳定等优点

C.用赤霉素处理大麦可以使大麦种子无须发芽就可以产生α-淀粉酶

D.在芦苇生长期用一定浓度的赤霉素溶液处理可使其纤维长度明显增加

酒店房卡实际上就是酒店的名片全陪应提醒游客，外出时请带上房卡，返回时可将房卡交出租车司机查看或拨打房卡上酒店的联系电话，便于在语言不通、路线不熟时及时返回

检查蛲虫病首先方法是( )

A．粪便直接涂片法

B．粪便饱和盐水浮聚法

C．肛门拭子法

D．粪便直接找成虫法

E．以上都不是