1.Wake not sleeping lion.(勿打草惊蛇).let sleeping dogs_.
2.All are not thieves that dogs bark at.(勿以貌取人).All that_is not gold.
3.A door must be either shut or open.(鱼和熊掌不可兼得).You cannot sell the _and drink the milk.
4.Money makes the mare go.(有钱能使鬼推磨).A_key opens every door.
5.No cross,no crown.(吃得苦中苦,方为人上人).No gain without_.
6.Make hay while the sun shines.(把握良机,趁热打铁).Strike while the iron is_.
參考答案:1.let sleeping dogs lie
2.All that glitters is not gold
3.you cannot sell the cow and drink the milk
4.A golden key opens every door
5.no gain without pain
6.strike while the iron is hot