【简答题】If you have a problem with speaking, you can do several things. Listen to English as much as possible. You can learn a poem(诗) or a song by heart. You can also learn more dialogues(对话). And practice s...
【简答题】There are (11) in the U. S.: If you have to (12) several time zones in 12 hours or less, you may feel an upset of your (13) after the long flight. This is jet lag. Doctors say the best thing you can d...