Science Lesson 1999 Issue 9 zhi dao xue sheng xi zhi guan cha zheng que fen lei

zhi dao xue sheng xi zhi guan cha zheng que fen lei
yang xian fu

..............page:19

pei yang xue sheng re ai ke xue
bao en zhong

..............page:23

liang ge mei guo hai zi de ke xue yan jiu

..............page:31

wo yu xiao xue zi ran jiao xue
li dong yan

..............page:28-29

wo ling zhuo hai zi men kai zhan ke ji huo dong
zhao zhong

..............page:24

zi ran ke ye yao shi hua shi shuo
lu jin song

..............page:20

gei xiao xue zi ran jiao xue za zhi de ji dian jian yi
wu ru chun

..............page:28

bian hao shi yan hao bu hao ?
wen hu

..............page:29

wo men you liao wu sheng de jiao shi
zhou qiang

..............page:28

xue sheng gei wo shang de yi ke
zhu heng jun

..............page:25

rang xue sheng zi ji yan jiu yu
huang wei dong ; chen hong dao

..............page:17

zhi dao xue sheng jian li ke xue gai nian
jiang fa ping

..............page:13

zheng fa shi xi re de ding liang guan cha
xiao hou sen

..............page:21

yang can ke yong dou fu zha dai ti sang ye

..............page:30

la zhu xi mie liao ke tang jiao xue shi lu yu ping xi
shen yan qin ; lu pei zuo

..............page:6-8

hong yang ke xue jing shen fa zhan ke xue jiao yu jiang su sheng ke xue jiao yu he ke xue jing shen guan mo yan tao hui zong shu
du zhen wei ; lu xun

..............page:4

yi kuai xiao ci tie
qiu ya lai

..............page:25

fang kai shou jiao rang xue sheng da dan tan suo
yang yi zuo

..............page:18

ru he rang xue sheng ren shi shui de yan se
deng yao xing

..............page:21

jian yi tai yang gao du ce liang yi de zhi zuo
wang xing lin

..............page:26

huan ge si lu jiao rong jie
chen wen bin

..............page:16-17

mei li yong zao lei qing chu you du zhong jin shu

..............page:30

zhong shi zhu ti di wei pei yang chuang xin neng li jiang su sheng bian xiao xue zi ran jiao cai jian jie
xu kang yi ; lu xin qi

..............page:4-5

xue sheng zi ran kao shi cheng ji bu li xiang de bei hou
duan wen min

..............page:15

kun ming shi bo yuan de liu da zhuan ti zhan yuan

..............page:31

yong guo su fa zhi zuo he bao cun zhi wu biao ben
pan wen qing

..............page:27

gong fu hua zai na er dui la zhu xi mie liao yi ke de ping xi
lu pei zuo

..............page:7

wu ti re zhang leng suo ( er ) ke tang shi lu yu ping xi
chen li ; feng meng yue ; xie zhi shu ; li xia

..............page:8-11

bu bu you chuang xin ting kong qi de cheng fen yi ke you gan
duan shu ping

..............page:16-17

shu li wei wu zhu yi shi jie guan
wang da zuo

..............page:1

ke jiao xing guo yao cong wa wa zhua qi jie shao wo xiao de ke ji huo dong

..............page:32

wo men de chong qing ce bao xiao zu
ma guan xiao xue ke ji xiao zu

..............page:23

da qi ya li shi yan de gai jin
li shao gui

..............page:27

rang xue sheng ju you di zhi wai li xie shuo de neng li

..............page:3

bian ji bu bao gao

..............page:1

qi miao de dian zi yi wu

..............page:31

mu cao bian cheng xin xing shu cai

..............page:30

dui chang shi gong kai ke de si kao
xu shi liang

..............page:29

cong jiao xue hua ti de ke xue xiang dao de
chen feng

..............page:18-19

guan yu zi ran jiao xue zhong zhi dao de si kao
xie xian gang

..............page:11-13

zi ran jiao xue zhong ru he ti gong you jie gou de cai liao
fan jun

..............page:14

cha zi bing zong he li yong qian jing guang kuo

..............page:30

tie si zai yang qi zhong ran shao shi yan shi bai de yuan yin ji gai jin fang fa
zhang zhao qi

..............page:27

zi ran ke bi xu zhong shi huan bao qi meng jiao yu
li xia

..............page:22-23

tou ming po li shang kun chong de biao ben
wang ming zuo

..............page:26

wo de jiao fa tan suo luan shi de xing cheng yi ke jiao fa dui bi shi yan
pan cheng hai

..............page:20-21