—My friend fell off the bike and hurt his leg.
—________.
No problem
That’s OK
Sorry to hear that
--Could you tell us ________? ---About two months.
Find a partner to practice English_______.
---Mr. Black, I find ______ difficult to play the piano well. ---Oh, I think you just need to practice more
He is too tired ______ any more.
____his surprise, he passed the exam.