读句子，根据所给汉语提示写出单词。

1. Look, Mum! All the boxes in the room are filled with ______ (蔬菜).

2. Many people die in ______ (自然的) disasters every year.

3. Reading English aloud every day will of course help you to improve your ______ (发音).

4. They have planted about five ______ (千) trees in and around the town in the past few years.

5. Many roads are being improved to meet the coming ______ (国际的) Marathon in Lanzhou.