詞語運用。
根據(jù)句意及所給提示，補全單詞或用單詞、固定短語、固定搭配的正確形式填空。
1. Many athletes won gold medals in the Olympics, they are our national h__________.
2. Tom didn't finish _____________( write) his test because he ran out of the time.
3. The girl is making a model doll ___________ (care).
4. The boy felt __________(困倦的) in class because he stayed up late last night.
5. So Terrible! The airplane ______________(起飛) five minutes ago.
