用括号内所给词的适当形式填空
l. She spent_______(much) time looking after the sick children. She seldom cared for her own child.
2. Every year many_______(tour) come to visit Changbai Mountain.
3. Tom often watches TV till midnight, and he feels_______(sleep) class in the day.
4. The teacher often told the students the_______(important) of taking notes. But some of them still
didn't do it.
5. My uncle thinks he has got a _______(frustrate) job, and he really needs a change.
6. —How does your brother study for a test, Gina?
—He studies by_______(make) vocabulary lists.
7. If you want to improve your_______(speak) English, you have to practice it every day.
