in that case既然如此
A: What would you like, sir?
先生，你要点什么？
B: I would like to have lobster．
我要龙虾。
A: I＇m sorry, sir． We＇ve run out of lobster．
对不起，先生，龙虾已卖完了。
B: In that case, give me fried shrimps．
既然如此，给我一盘炸虾好了。
in the first place首先……
A: Why didn＇t he go to the Post Office?
他为什么不去邮局呢？
B: In the first place, he didn＇t know where the Post Office was． In the second place, he was too shy to ask directions．
首先，他不知邮局在哪儿。其次，他胆小得不敢问路。
is that so (＝really)？ 真的吗？
A: I quitted that job, because I don＇t like it．
我辞职不干了，因为我不喜欢那份工作。
B: Is that so? Are you sure you were not fired?
真的吗？你确信你不是被解雇的吧？（讽刺）
it depends依情形而定
A: Would you like to work for us on a full－time basis?
你愿意在我们公司干全职吗？
B: Well, it depends on the salary．
嗯，要看薪水而定了。
it doesn＇t work行不通；不见效
A:Did you tell your wife you worked over－time last night?
你是否告诉太太，你昨晚加班了？
B: Yes, but it didn＇t work． She knew I was lying．
说啦！但行不通，她知道我在说谎。
it happens也许意料不到，但发生了
A: I can＇t believe he fell off the wall．
我不敢相信他从墙上掉下来了。
B: It happens．
但发生了。
it＇s a deal一言为定
A: I＇ll fix your radio this evening, but you have to help me do my homework tomorrow．
今晚我帮你修理收音机，但明天你要帮我做功课。
B: It＇s a deal．
一言为定。
it＇s a long story说来话长
A: How did you get fired?
你怎么会被开除呢？
B: Well, it＇s a long story．
唉，说来话长。
it＇s a shame (＝what a shame)真可惜
A: We really had a ball last night．
昨晚我们玩得真开心。
B: It＇s a shame I couldn＇t come．
真可惜我不能来。
it＇s about time是时候了
A: Shall we say goodbye to the host?
我们要向主人说再见吗？
B: Yeah, it＇s about time．
是啊！是时候了。
it＇s in God＇s hands听天由命
A: I think that＇ s all we can do．
我想我们已经尽了全力。
B: Yeah． We＇ve done everything we can do to save him． Now, it＇s in God＇s hands．
是的，我们已尽了一切努力挽救他。现在只能听天由命了。
it＇s just a matter of time或迟或早而已
A: I know it will happen． It＇s just a matter of time．
我知道会发生的，只是迟早的事。
B: No one can stop him． It＇s what he wants．
没有人能制止他。这是他自己想要的。
it＇s none of your business不关你的事
A: Is there anything I can help?
我可以帮忙吗？
B: It＇s none of your business． Butt out．
不关你的事，滚开。
it＇s not my day我今天真倒霉
A: Why were you late this morning?
今早为什么迟到呢？
B: I missed my bus this morning． Then I lost my purse somewhere, and then I had a quarrel with Peter． Jesus, it＇s just not my day．
我今早先是赶不上巴士，然后我不知在哪里丢了皮包，后来又与彼得吵架。老天，我今天真倒霉。
it＇s now or never要不就现在，要不就算了
A: Do you want to marry me?
你愿意嫁我吗？
B: Let me think, I＇ll tell you later．
让我考虑一下。我迟些告诉你。
A: No, it＇s now or never．
不。现在告诉我，否则就算了。
it＇s all over一切都成为过去
A: Tell me about your love story．
告诉我你的爱情故事。
B: It＇s all over． I don＇t want to talk about it any more．
一切已成过去，我不愿再谈起。
it＇s on paper（纸上谈兵）还早呢！
A: How is your plan for the new fashion shop coming along?
你们新时装店的计划进展如何？
B: It＇s all still on paper．
仍然是纸上谈兵，还早呢！
it＇s up to you (＝It rests with you to decide) 需要你来决定
A: How is the progress?
进度如何？
B: We＇ve already picked some colours． It＇s up to you to decide which one to use．
我们已选了几种颜色，由你决定用哪一种。
it means nothing to me我一点也不在意
A: Mary says she hates you．
玛莉说她恨你。
B: It means nothing to me．
我才不在乎呢！
it sounds all right to me听起来并无不妥之处
A: Let＇s split it all fifty－fifty; how about that？
我们对半分如何？
B: It sounds all right to me．
好啊！