外研版（三起）（2012）小学英语四年级下册Module 9 Unit 2 Did you have a nice holiday$%Module 9 Unit 2 Did you have a nice holiday$%导学案(2)

Section A Longing for a New Welfare System Section B A Blind Man Helped Me See The Beautiful World Section C A hard Job to Come By

Section A A Rose Is a Rose Section B The Chunnel Section C Suggested Technique to a Speedy Recovery

外研版（三起）（2012）小学英语四年级下册Module 9 Unit 2 Did you have a nice holiday$%Module 9 Unit 2 Did you have a nice holiday$%导学案(1)

1) orally, conveniently carried, readily identified, and easily taken 2) compared with equivalent doses of a liquid medication, accurate dosing, most tasteless when swallowed 3) readily identified 4) Prescribing flexibility (a variety of dosage strengths) 5) from a pharmaceutic standpoint, solid dosage forms are • efficiently and productively manufactured • packaged and shipped by manufacturers at lower cost and with less breakage than comparable liquid forms • more stable, have a longer shelf-life than their liquid counterparts

▪ Organize a business plan ▪ Prepare an executive summary ▪ Write a mission statement ▪ Prepare a marketplace analysis ▪ Create operational, financial, and management plans

▪ 羰基 a 位 H 的弱酸性及烯醇负离子的生成 ▪ 醛酮 a 位的氢-氘交换和卤代反应 ▪ 醛酮酯的a 位烷基化反应 ▪ 醛酮的羟醛缩合（Aldol缩合反应）

⚫ To know what is exception and what is exception handling (§15.2). ⚫ To distinguish exception types: Error (fatal) vs. Exception (non￾fatal), and checked vs. uncheck exceptions (§15.2). ⚫ To declare exceptions in the method header (§15.3). ⚫ To throw exceptions out of a method (§15.3). ⚫ To write a try-catch block to handle exceptions (§15.3). ⚫ To explain how an exception is propagated (§15.3). ⚫ To rethrow exceptions in a try-catch block (§15.4). ⚫ To use the finally clause in a try-catch block (§15.5). ⚫ To know when to use exceptions (§15.6). ⚫ To declare custom exception classes (§15.7 Optional). ⚫ To apply assertions to help ensure program correctness (§15.8)

字符串的概念 字符串是由零个或多个字符组成的有限序列集合,通常我们把字符串简称为串在高级语言中一般都是用引号(“)或单引号()括起来,例如,串a1a2an,我们一般记为“aa2an”或a1a2an

• 可编程中断控制器8259A的功能 • 8259A的结构 • 8259A的控制字及编程使用