【回答】
1.【勘误】A friend in need is a friend indeed.
---患难朋友乃是真朋友.（in need; indeed押韵、平行）
2.Practice what you promise.
---言而有信(pr头韵修辞)
3.【勘误】There is no smoke without fire.
---无风不起浪.
【后记】Welcome to my “知道” with suggestions.