3. The children felt__________when their mother was coming back home.
A. excitement B. excitedly C. excited D. exciting
4. He laughed__________when he was watching “Tom and Jerry” on TV.
A. happy B. happily C. happiness D. unhappy
5. If I__________free, I’ll come to see you.
A. am B. was C. will be D. have been
6. He__________to Ha Noi ten days ago.
A. has gone B. went C. was going D. goes