Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: Vocabulary Exercises Stage 4: Translating and Writing

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: Vocabulary Exercises Stage 4: Translating and Writing

Stage 1: Pre-reading Activities Stage 2: While-Reading Activities Stage 3: Post-reading Activities

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: Vocabulary Exercises Stage 4: Translating and Writing

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice

1 Background of the text 2 Try to answer the following questions 3 Text structure 4 Language points 5 Analysis the long sentences in the text

Treatment The principal chemical unit processes used for wastewater treatment include (1) chemical coagulation, (2) chemical precipitation, (3) chemical disinfection, (4) chemical oxidation, (5) advanced oxidation processes, (6) ion exchange, and (7) chemical neutralization, scale control, and stabilization

I. Teaching aims: 1) to learn the new words and expressions )to improve reading skills 3)to analyze the structure of the text II. Focus of teaching:

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice