1. —He is so humorous (幽默的) and kind. All his students love him. —________. He is my favorite teacher. 2. There are many kinds of ________ instruments in the music room.
1. Fred is a ________ boy from ________. He is sunny and smart. 2. —Are you free today? —No, I’m busy ________ my new subject. 3. —________a wonderful world! —Yes, it feels ________ a dream. 4. —This dictionary is very ________ for you to learn English. —Great. I will make good use of it. 5. We learn how to work ________ the problems in class.