Excel工作表纵向为列、每列用字母表示，称作列标。横向为行，每行用数字表示，称作行号。每个行列交叉部分称为
A、工作表C
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翻译：Wesendyouabrochureonthevariouskindsofbicyclenowavailableforexport
Weather_______,we’llgooutforawalk.
Johnsonwas________unknownbeforerunningforthepresidency.
Asitinvolvesonlyasmall___,wehopeyouwillhavenodifficultyonpromotion.()
Accordingtothe"principles-and-parameters"theory,"principles"refertohighlyabstractpropertiesofgrammarwhichareappliedtolanguageingeneralandwhichgeneratephrasesandatthesametimerestrainthepowerofMovea,while"parameters"allowgeneralprinciplestooperateincertainrestrictedways,accordingtowhichparticulargrammarsofnaturallanguagesvary.
