1 It is in that foreign language center that they learn English
2 It was in the corner shop that my mother bought me a hat a few days ago
3 It was in the countryside that I took these photographs
4 It is in Viet Nam that Linda is going to spend her summer vacation
5 It is in the schoolyard that many children like to play in
6 It was on the walls of the cave that scientists found some strange paintings
7 It is in July that John will finish his study
8 It was a new pair of shoes that my parents bought for me on my birthday
9 It was the man that the police asked a lot of questions
10 It was some flowers that Jack sent to me when I was in hospital
11 It is a large number of notebooks that that company will send to poor children in this area
12 It is English that people speak in many countries in the world
13 It was my good results in the exam that I telephoned my friends to inform them about
14 It is a new book on wildlife that they are going to publish in Africa
15 It is the IT class that many students will attend
16 It was college that my parents encouraged me to go to
17 It is football that is considered one of the most exciting games nowadays
18 It is every aspect of my life that his success affects
19 It is English that becomes more and more popular in the world
20 John mustn't use that computer
21 People who work here must leave by 6pm
22 Every staff mustn't smoke or eat in the office
23 Students mustn't cheat in the exam
24 Ms Ly has to clean the floor everyday
25 You mustn't take photographs in the museum
26 We have to wear helmets when we ride a motorbike
27 Nancy could have gone to the doctor's
28 Susan must have missed the train
29 Nick may fell off his bike
30 Mike must have given out the invitations to his birthday party
31 Any can forget about the party
32 Tom might have gone on holiday
33 Ann mustn't have got lost
34 You couldn't have seen a ghost
35 They might have got lost. They haven't got a map
36 Oh, no! I must have forgot my keys
37 Phong can't have lost his phone. He's just ....
38 Mai can't have gone out. She's got flu
39 It must have been Nick's birthday yesterday. He had....
40 We could have made a mistake. We've.....
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