قواعد الترم الثاني – unit 9- الصف الثاني الاعدادي
can , able to , know how to التعبير عن القدرة و عدم القدرة في المضارع
Ability with CAN, COULD, BE ABLE TO
للتعبير عن القدرة
في المضارع نستخدم
*Use can or be able to to talk about ability in the present.
Examples: She can do computer graphics
She's able to do computer graphics
في الماضي نستخدم
*Use either could or was/were able to to talk about ability(but not a specific achievement) in the past.
Examples:Sam could read when he was four.
He was able to use acomputer too.
--Be Careful:Use managed to or was/were able to to talk about a specific achievement or a single event in the past.
Examples:She managed to delete the virus from her computer.
He was able to fix his computer when it broke down.
*Use either could or was/were able to in negative sentences about past ability.
Examples:I couldn't do spreadsheets
I wasn't able to do one problem.
--For forms and tenses other than the present or past, use be able to.
في المستقبل فقط نستخدم
By June she will be able to complete her computer class. - future