1. Are you fond of chess?
你喜欢下棋吗?
还能这样说：
Are you keen on playing chess?
Do you often play chess?
应用解析：
have a game of chess 下一盘象棋;
chess tournament 象棋比赛;
play (at) chess 下象棋
2. I am interested in playing chess.
我对下棋很感兴趣。
还能这样说：
I am fond of playing chess.
I am a master in chess.
应用解析：
have no interest in 对……不感兴趣;
show interest in 对……有兴趣;
hold sb.'s interest 引起某人的兴趣;
interested motives 不纯的动机
3. In chess, cool nerves are essential.
下棋特别需要头脑冷静。
还能这样说：
You should keep a cool head when you play chess.
Playing chess requires a cool head.
应用解析：
keep cool 保持凉爽;保持冷静;
leave sb. cool 不能引起兴趣;
cool down 凉快起来;渐渐冷却;使冷静;
a cool head 冷静的头脑
4. It was my first win since I began to learn to play chess.
自从我学下国际象棋以来，这是我第一次赢。
还能这样说：
I won the game for the first time after I learned to play chess.
I first got the win since I learned to play chess.
应用解析：
win against sb. 胜某人一局
have three wins and no defeats 三战全胜;
win by chance 偶然获胜;
win out 最终获得成功;
win over 说服;
win round 争取过来