—Sarah,I’m afraid I couldn’t go to your birthday party. I have a test next Monday.—Oh,______ !You’re my best friend and you must be there!
So badly ______ in the car accident that he had to stay in hospital for several months.
You’d better take some money with you, ______ you need it.
I can think of many cases ______ students can’t write a good article though having a large vocabulary.
______ catch the early bus, John got up early today.
— It is understandable for him to make such mistakes.— You are right, ______ that he is only a new hand.