过去式的变化规则:
1. 直接加-ed 2. 以不发音的字母e 结尾的,直接加-d , 3. 以辅音字母加y 结尾的, 变 y 为i 加-ed 4. 以一个元音字母加一个辅音字母结尾的重读闭音节单 词, 双写词尾再加-ed . 有些动词过去式的变化是不规则的,例如: do/does – did am/is – was are – were have/has – had buy – bought
buy…for… 给某人买某物
buy sth. for sb.= buy sb. sth. I want to buy ________ for ____Li Ming . I missed you. B: __I_m__i_ss_e_d__y_o_u_,_t_o_o__. A:Did you have a nice trip? B:Yes. _I_h_a_d__a_g_r_e_a_t_t_r_ip_.I wanted to _b__u_y a gift __fo_r_ you . B: What did you buy? A:I bought a T-shirt for you and a T-shirt for __m_y_s_e_l_f .
给出下列动词的过去式:
• 1.look _lo_o_k_e_d_ want _w__a_n_t_ed_ turn _t_u_r_n_e_d_ • 2.arrive _a_rr_i_v_e_d live __li_v_e_d_ • 3.stop s_t_o_p_p_e_d_ shop _s_h_o_p_p_e_d_ • 4.carry _c_a_r_r_ie_d_ worry _w_o_r_r_i_e_d • 5.go _w_e_n_t__ have __h_a_d__ is _w__a_s_buy__b_o_u_g_h_t_