Lecture Listening
Directions：In this section，you will hear a lecture.At the end of the lecture，you will hear some questions.Both the lecture and the questions will be spoken only once.After you hear a question，you must choose the best answer from the four choices marked A，B，C and D.
★Glossary
1）disrupt［dɪsˈrʌpt］v.使混乱
2）incorporate［ɪnˈkɔːrpəreɪt］v.包含
3）snack［sn æ k］n.点心；加餐
4）beverage［ˈbɛvərɪdʒ］n.饮料
5）caffeine［ˈk æ fin］n.咖啡因；咖啡碱
6）caffeinated［ˈk æ fɪneɪtɪd］adj.含咖啡因的
7）decaffeinated［ˌdiːˈk æ fɪneɪtɪd］adj.脱去咖啡因的
8）boost［buːst］v.增加
9）journaling［ˈdʒɜːrnliŋ］n.日记，日志(https://www.daowen.com)
10）stimulant［ˈstɪmjələnt］n.兴奋剂；刺激物
1）A.Having a small snack. B.Studying for exams.
C.Living off campus. D.Studying outside.
2）A.Three. B.Four. C.Five. D.Six.
3）A.Caffeinated beverage. B.A small energy⁃boosting snack.
C.Some cigarettes. D.A cup of decaffeinated coffee.
4）A.To decrease your overall stress and worry.
B.To help you address your own concerns.
C.To keep you from falling asleep and being absent⁃minded.
D.To help your body get used to a certain sleeping schedule.