单句语法填空
1.Some experts think reading is the fundamental skill upon which school education depends.
2.The books on the desk, whose covers are shiny, are prizes for us.
3.The exact year which/that Angela and her family spent together in China was 2008.
4.I borrowed the book Sherlock Holmes from the library last week, which my classmates recommended to me.
5.We're trying to reach a point where/in_which both sides will sit down together and talk.