根据汉语意思完成英语句子， 每空一词。

1. The boy                                     (取得进步) since last term.

2. Many trees are still                                      (砍倒).

3. We had                         (毫不费劲地) in finding the way to the station.

4. My sister used to be too shy to speak                         (公开场合).

5. It is                         (遗憾) that you can't join us!