Ten crossword puzzles, ten idioms, and a Chinese character joke

Word puzzle: 1. The tail is long and hooked to the right, and it cannot be broken with a knife. (Pull) 2. Up and down. (Card) 3. Fish in the water. (fishing) 4, three horizontal and three vertical, half character lives next to it. (side) 5. The gangster hides under the grass with a knife. (茢) 6. I also need help. (Russia) 7. Headless turtle. (Electricity) 8. Half-farming, half-reading and typing. (Speaking) There is really nothing I can do, sorry!