I’m sure we will have an enjoyable vacation我确信我们将会有一个愉快的假期3I arrived in Penang in Malaysia this morning with my family今天早上我和家人到达了马来西亚的槟城（P5）arrive不及物动词，意为“到达”arrive in表示到达较大的地方，如国家、省、市等；arrive at表示到达较小的地方，如机场、商店、广场、村庄等（注：地点副词home，here，there前介词省略）辨析：arrive at(in) / get to / reach4…so we decided to go to the beach near our hotel……

现在要砌一个圆柱形的水窖，预计水窖深3米，水窖底的底面直径为15米，现在求一下整个水窖需要抹去多少平方米的混凝土生：各小组在竞争中享受获取知识的乐趣解析：周长=πd=15π表面积=侧面积+下底面积=15π×3+225π=675π答：整个水窖需要抹去675π平方米的混凝土师：现在大家独立完成下面的题目(出示题目)3、已知一个圆柱体的表面积是15700px，其中圆柱体的底面半径50px，求圆柱体的高解：设圆柱体的高为h根据：表面积=侧面积+2底面积628=2×2πh+2×π2628=4πh+8π628=4×314h+8×31420=4h+8h=4答：圆柱体的高4米7 作业布置师：在作业本上面完成下面的2个题目

对duì肝吸xī虫chóng也yě有yǒu强qiáng的de杀shā虫chóng作zuò用yòng(三sān)其他1石shí榴liú根gēn皮pí水shuǐ煎jiān剂jì能néng促进jìn家jiā兔血xuè液yè凝固gù2石shí榴liú皮pí总zǒng碱jiǎn能néng兴xìng奋子宫gōng，并bìng可kě减jiǎn少shǎo大dà鼠、豚鼠的de受孕yùn率lǜ【临lín床chuáng应用yòng】1治zhì疗liáo急性xìng肠cháng炎yán和hé细xì菌jūn性xìng痢lì疾jí水shuǐ泻xiè不bù止zhǐ，以yǐ及jí溃疡性xìng结肠cháng炎yán大dà便biàn次cì数过guò多duō

S: It's MondayS: It's the…S: It's on the…S: I'd like a …S: Yes, I do/ No, I don'tS: It's on the tenth of September/It's on the first of JuneBRead and act1Books opened at P22Read the text after the tape2Then read in chorusTry to recite the text3Act the dialogueCAsk and answer1T:When's your birthdayT: What would you like as a birthday present