9 --- CLASS ALLOWS STUDENTS TO ACQUIRE KNOWLEDGE ABOUT THE LIVING THIN...

9 --- class allows students to acquire knowledge about the living things. a. Geography b. Chemistry c.Biology d.History 10 It dried yesterday after it --- for weeks. a. rained b. was raining c. has rained d. had rained 11 He stops --- when he feels tired. a. work b. to work c. works d. working 12 There is no point in --- the children now. What is done is already done. a. punishing b. teaching c. helping d. paying 13 We are ---with what we do. a. content b. interested c. keen d. excited 14 The doctor advised him to give up ---. a. drink b. drinking c. to drink d. drank