1) the radio was invented in Russia by Popov
2) a new president is elected every four years in USA
3) a bank robber was caught by the police last night
4) the dogs are not allowed in the safari park
5) my letter will be left by the door
Brave braver the bravest
Tired more tired the most tired
Clever cleverer the cleverest
Popular more popular the most popular
Nice nicer the nicest
Comfortable more comfortable the most comfortable
13.was doing
14.were waiting
15.jumped and ran away
16.is talking
17.have had
18.have done
19.have traveled
20.is having
21.didnt understand
22.have stayed
23.have you been here before?
24. has told
25.went
26.stopped
27.was using
28.have you
29.are arguing
30.I have never trusted
31.why havent they arrived
32.were trying
33.have already done
34.have ever driven
35.was making
36.put(past simple)
37.do you agree
38.were editing
39.was useing
40.left
41.are trying
42.bought
43.has worked
44.were sitting
45.is cleaning
46.hate
47.lied
48.saw
49.hid
50.have stayed,have worked
1) Do you mind if I open the window?
2) Do you mind if I ask you questions?
3) <span>Do you mind if I fall in love with you? (романтика~)
4) </span><span>Do you mind if I come in?
5) </span>Do you mind if I drink your water?