[بعد الشكر والثناء الي اخي الاستاذ الفاضل مستر وليد
مؤيدا اياه ان الطالب عليه ان يحاول اولا
ولكن استاذن استاذي في ان امد معه يد العون
6-Without the doctors ' efforts, many people would have died
(If it / unless)
if it hadn't been for doctors' efforts , many
unless there had been doctoctos' efforts, many
7-I left him my book and therefore he could study his lessons
(If)
if i hadn't left him my book, he couldn't have studied
8- He failed because of his carelessness
(If)
if he hadn't been careles, he wouldn't have failed
9- If he hadn't apologized , I wouldn't have forgiven him
(without / unless)
without his apology, i wouldn't
unless he had apologized, i wouldn't
10- If he had worked hard , he'd have passed the exam
(because/so)
he didnt work hard so he didnt pass the exam
he didnt pass the exam because he didnt work hard
اسمي اعتباري
مستر ايمن