I can't leave a project unfinished. ----> I must complete everything I begin。

　　I can't put it down! ----> She's reading sth. interesting。

　　I guess some about as ready as I ever be. ----> She plans to give it today。

　　I hate to get off on the wrong foot. ----> She doesn't want to make a bad first impression。

　　I have right here ----> What she has with her

　　I lent it to a guest. ----> A visitor has borrowed it。

　　I wouldn't mind doing sth. ----> Doing sth. is all right with me。

　　if ... could ... ----> too ... to ..。

　　if I were in your shoes ----> if I were you

　　if only ----> too ... to ... // not // be tired of

　　if only ----> (I wish) ... should/could/would have done

　　I'll say. ----> agree

　　illegal ----> against the law

　　I'm as in the dark as you are. ----> I don't know/understand either。

　　I'm beat. ----> I'm tired. // I'm exhausted。

　　imitation ----> substitute

　　immediately ----> quickly

　　immediately successful ----> a ready market

　　immensely ----> very much

　　important breakthroughs ----> significant research

　　in a little/short while // in a minute/second/while // in a little bit ----> immediately // later // quickly // shortly // (very) soon

　　in advance ----> before hand

　　in any event ----> definitely

　　in every home ----> common household items

　　in good shape ----> new

　　in hand ----> easy access to

　　in less than a week // in three days ----> quickly

　　in my sleep ----> be asleep

　　in no time // in next to no time // any time/minute ----> immediately // quickly // shortly // soon

　　in shape ----> healthy

　　in the dark ----> not understand

　　in the red // raise one's dues ----> increase the membership fee

　　in time // no way ----> be late

　　in upside down ----> not correctly positioned

　　inexpensive ----> affordable // availability

　　inexpensive ----> affordable

　　inquire ----> check for

　　inside out ----> on the wrong way

　　insist on being so independent ----> should get someone to help with

　　internship ----> get a good job later

　　introductory course ----> begin to study

　　irregular ----> infrequent

　　irrelevant to ----> have little to do with

　　It came in the mail yesterday from my mom and dad. ----> It was a present from his parents。

　　It could be better. ----> It's not very good。

　　It could be worse. ----> It's not too bad。

　　It couldn't be better. ----> It's the best/excellent。

　　It couldn't be worse. ----> It's the worst/too bad。

　　It doesn’t matter. ----> Sb. should not apologize。

　　It is incompressible ----> It can't be compressed

　　It just makes me uncomfortable to ask my friend to wait on me. ----> He doesn't like to bother people。

　　It looks a lot worse that it feels. ----> His eye doesn't hurt very much。

　　It must be clear who's winning by now. ----> The game began some time ago。

　　It only does that when it’s warming up. ----> The noise will be gone soon。

　　it poured // postpone it ----> be canceled because of the weather

　　It remains to be seen ----> wonder

　　It runs well and I've actually grown quite attached to it. ----> He's satisfied with the car。

　　It’s only the first class sb. have missed all term. ----> Missing the class would not harm sb。

　　It's about time ... ----> for quite a while

　　It's easier said than done. ----> It will be difficult for sb. to do sth。

　　It's just overcast. ----> Sb. doesn't need an umbrella。

　　It's my dad's shop. ----> She works there。

　　It's only been there an hour. ----> It's too soon to go back there。

　　It's only noon. ----> in half a day

　　It's out of the question ----> no be able to do sth。

　　I've been putting it off. ----> He hasn't done any work yet。

　　jar ----> container

　　jazz record // songs ----> listen to music

　　job ----> work

　　join us ----> with us

　　judge ----> punish

　　just a minute ----> soon

　　just half of the normal load ----> fewer sth。

　　just happened to do ----> be unintentional

　　just last week ----> recently

　　just make a decision ----> quickly

　　keep an eye (out) on sth. (for sb。) ----> help sb. find sth. // watch sth。

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