Jim:Hi,Tom .Where (have) you (been) these days?
Tom:I have been to Beijing (for) a trip.
Jim:I hear Beijing has many places (to visit).Could you tell me something (about your trip?
Tom:OK.Look,here're the photos I took when I visited Beijing.
Jim:What's this?
Tom:On the Great Wall you can see the (alarm towers) ,and you are (not there).
Jim:And what's this?
Tom:This is the Palace Museum.Everything there were so (many) kings and queens (living) there many years ago.
Tom:You're (there) ,and there are millions of tourists every year.
Jim:Wow.It must (be wonderful) .I hope to go there soon.