2个月的婴儿，人工喂养儿，下列说法那一项是正确的（） A.该婴儿的免疫力较母乳喂养儿

如图为温度对植物光合作用和呼吸作用的影响的关系曲线，Ⅰ为实际的光合速率；Ⅱ为呼吸速率，请据图回答问题：

(1)请在图上画出可测量出的植物光合作用速率(即表观光合作用速率)。

(2)这株植物重量的增加在_________℃左右最大，其原因是__________。

(3)35℃时光合作用速率开始下降，50～60℃时完全停止，其原因是___________。

以下属于化学学科研究的内容的是（　　）

A．电炉发热的原理

B．青蛙是否属于两栖动物

C．台风是怎么形成的

D．铁生锈的条件

自然人根据需要可在异地开立相应银行结算账户。

小题1:It’s polite to  k       on the door before entering a room.

小题2:He is hungry and he would like a  b       of tomato and beef noodles.

小题3:They will go to London for vacation in  A       , 2014.

小题4: His mother always gets up  e        because she makes breakfast for his family.

小题5:As students, we should  f        our homework on time every day.

小题6:We could hear her sweet           (声音) from the next room.

小题7:Would you please make a shopping list for the           (野餐)?

小题8:Tom like a apple, but he doesn’t like a           (香蕉) at all.

小题9:She borrowed my book last weekend, but she didn’t           (归还) it to me.

小题10: The grandpa still keeps doing homework           (虽然) he is seventy-nine years old.

鱼刺图因素分解法主要用于()

A.指标要素拟定和指标选择

B.指标要素和标志定义

C.标度的划分与规定

D.标准的试用与评价