I ______ sooner but I didn’t know that they were waiting for me.

28. I have a really bad headache, and I have to ________ a doctor about my pains.

I’m afraid I couldn’t go to your birthdaypartyI have a test next Monday—Oh，！You’re my best friend and you must be there！

____ impressed the audience mostwas_____the magician LiuQian played in last year’s Spring Festival Gala.

We are not going for the simple reason _______ we can’t afford it