―Where’s your father?―He _____ abroad on business.―Really? But he can’t _____ many English words.
Paper cutting looks very easy, it may be difficult to do.
Mother's Day is the second Sunday of May.
My sister is a teacher and is very kind to her students
---I am going to visit the Great Wall tomorrow.---_______.
---What_______ would you like to have? ---An apple, please.