We do have trained people, but the problem is how to organize them, and ____their enthusiasm.
----I didn’t do well in this English examination. How about you? ----I did _____ you.
----I wonder why Mary is so unfriendly to us.----She is _____ than unfriendly, I’m afraid.
----How about your trip to Hainan?----It couldn’t have been _____. Sometimes I went swimming in the sea; sometimes I lay on the sand.