We should write to the __g_o_v_e_r_n_m_e_n_t_ and ask them to _c_l_o_s_e_d_o_w__n_ the factories. Everyone should help to _c_l_e_a_n_u_p_ the river.
新课讲解
2. Factories that burn coal also __p_o_l_lu_t_e_ the air with a lot of black smoke.
煤
新课讲解
3. There is also too much rubbish and waste. People _a_r_e_t_h_r_o_w_i_n_g_a_w__a_y_ things every day.
Unit 13 We are trying to save the earth!
Section A (1a-2d)
目 录
CONTENTS
1 学习目标 3 新课讲解 5 课堂小结 7
2 新课导入 4 当堂小练 6 课后作业
学习目标
1 掌握生词littering, bottom, coal, ugly, advantage, cost, wooden, plastic, takeaway, bin。
新课讲解
新课讲解 2c Use the information in 2a and 2b to role-play conversations between Jason and Susan.
Jason: The air has become really polluted around here. I’m getting very worried.