1 The case has got a label.( is -> has )
2 Is this pen yours?( your-> yours )
3 He left his book in the classroom yesterday.( leaves-> left )
4 I missed catching the early bus this morning.( to catch-> catching )
5 You'd better not watch TV now.( not better -> better not )
6 He has seen this play since three days ago.( 加since )
或He saw this play three days ago .( has seen -> saw )
7 This room does not belong to him .( his -> him )
8 She*ll fly to Japan in two weeks time.( after -> in )
9 A train left for Beijing an hour ago.( to -> for ; 因为leave for 动身去……）