21. I'll send it to you  e-mail. (by, with)
22. The   bears your personal particulars and your working experience. (passport, resume)
23. Karaoke is very popular   young people. (with, among)
24. Tourists usually  a few days in London. (spend, take)
25. We shall  for a week in this hotel. (stay, live)
26. Mary intends to try   time. (the third, third)
27. There are   of students in the reading room. (a lot, a great deal )
28. This school is very  . It was founded (成立) in 1845. (old, elder)
29. I graduated  last year. (from university, university)
30. It   me three weeks to finish the work. (spent, took)