(When) is the best time to go to Canada?括号中不是应该用Which

Remember that silence is sometimes the best answer when you lose,Don't lose the lesson When is the best time to 翻译When the Best Deals Don’t End in .Com 英语翻译Only when you won't the lot best come for you you look to gate the best of me Only when you won't the lot best come for you Only when you won't the young baby I want to love the beautiful thing The stronger songs this is my life The think When is the best time to enjoy red leaves? when is the best time to go to Beijing? when is the best time to go to harbin是什么意思 when is the best time to go to sanya? It is the best when said nothing at all翻译.. when is the best time to go to sanya?why? When is the best time to go to Sanya? When is the best time_____(visit)your hometown? Everything is the best when I with you 是什么意思 英语翻译麻烦翻译：Life is from B to D,Birth to Death.But what’s between B and It's a C,Choices.When you have choices,choose the best.When you don't have choice,do the best. Staying here when your father comes is best还是the best? 为什么要用不定式?When you don't know a word,the best way is to look it up in a dictionary.这里the best way is 后面为什么要用to? Avoid lies the best way is to don't When is the best time to go there 与What is the best time意思相同吗如题 谢谢了