Part I Lsson One Foreign Trade Grammar——一般現(xiàn)在時(shí) Lsson Two Enquities Grammar——現(xiàn)在進(jìn)行時(shí) Lsson Thhree Brochures Grammar——句子成分 Lsson Four Canton Fair Grammar——一般過(guò)去時(shí) Review ExercisesI Lsson Five Company Visit Grammar——現(xiàn)在完成時(shí) Lsson Six Samples Grammar——一般將來(lái)時(shí) Lsson Seve Description of Goods Grammar——句子的種類 Lsson Eight Offers Grammar——狀語(yǔ)從句 Review Exercises II Lsson Nine Bargainign Grammar——情態(tài)動(dòng)詞 Lsson Ten Orders Grammar——被動(dòng)語(yǔ)態(tài) Lsson Eleven Trade Shows Grammar——賓語(yǔ)從句 Lsson Twelve Companies Grmmar——定語(yǔ)從句 Review ExercisesIII Part II 參考譯文及答案