---Should I help you, sir?---I appreciate ________ if you do me the favor to pack the luggage.
Don’t be discouraged. ________ things as they are and you will enjoy every day of your life.
What are you doing out of bed, Tom? You’re ________to be asleep.
In my opinion, learning is lifelong and the more knowledge you get, ________ .
—Ann is in hospital.— Oh, really? I ______ know. I _______ go and visit her.
—What are you going to do this weekend?— . If time permits, I may go to Shanghai with my friends.