Page I
Page 2:
I. 1-3 bac
III. 1. I doubt whether the story is true.
2. You do not know whether what you’re told is true or false.
3. Water began to spread across the floor.
Page 6:
III. 1-3 cab
4. 从属连词，意为 “当......的时候”。
5. 名词，意为 “一会儿，一段时间”。
6. 并列连词，意为 “而”。
7. 从属连词，意为 “虽然，尽管”。
Page II
1. There is a big library in our school.
2. Walk straight along the right corridor to the end, and you will see the medical room.
3. You can go to the reception desk first to get more help.
Page III
Comprehension test:
1-4 BAAB
Vocabulary in use:
1. instead
2. discourage
3. stuck with
4. mission
5. refuse
Page IV
Day 1: CDB
Day 2:
1. different from
2. celebrate
3. 20 days
4. in one go
5. saved
Day 3: BBDD
Day 4: ADBCC
Day 5: 1-5 DABAC
6-10 ACDBD
11-15 BDCAC
