1.College Dining Room
2.office staff
3.students
4.10th December
5.coffee break/coffee breaks
6.6
7.set of dictionaries/dictionaries/a good dictionary
8.tapes
9.photos/photographs
10.speech
11-15.BAAAB
16.180
17.nearest station
18.local history
19.690
20.walking club/local walking club
21.20 ballons
22.units of measurement/measurements/measurement units
23.rock salt/salt
24.crystals
25.string/pieces of string
26.(ordinary/white)light
27-30.HBEC
31.795
32.tail
33.floor/bed/bottom
34.sense of smell
35-38 AABB
39-40 B&E
书后面应该有答案的啊
