1.in a hurry
2.in a minute
3.in a moment
4.in bed
5.in hospital
6.in the hospital
7.in front of
8.in the open air
9.in fact
10.in groups
11.in pairs
12.in line
13.in front
14.in surprise
15.in the end
16.in the hat
17.in the middle of
18.in the center of
19.in the open air
20.in the same way
21.in this way
22.in the sun
23.in the world
24.in the tree
25.in the wall
26.in the future
27.in time (for…)
28.in space
29.at breakfast
30.at first
31.at last
32.at times
33.at midnight
34.at night
35.at work
36.at home
37.at the doctor’s
38.at the starting line
39.at the head of
40.at the beginning of
41.at the end of
42.at the side of the road
43.at the third crossing
44.at the foot of
45.at the same time
46.at the moment
47.by plane/bus/train/taxi/ship
48.by sea/land/air
49.by the way
50.by the end of
51.by the time
52.on watch
53.on the left/right
54.on time
55.on one’s way home
56.on one’s way to
57.on the way to
58.on a/the farm
59.on a visit to
60.on and on
61.on show
62.on the earth
63.on the road
64.on the plane
65.on the first lap
66.on the other side of
67.on either side of
68.on both sides of
69.on foot
70.on duty
71.on top of
72.on weekdays