基本构成：
主动语态：v - ed
be was / were
do / does did
have/ has had go/ goes went
study / studies studied buy bought
e.g. He _le_f_t _ (leave) early every morning last year.
e.g. The radio says it ___w_il_l_b_e___ (be) sunny tomorrow.
2. be going to + 动词原形（2种常见用法） 1) 强调打算计划做某事
e.g. I _a_m__g_o_in__g_t_o_w__ri_t_e_(write) a novel next year. e.g. He _i_s_g_o_i_n_g_t_o__b_u_y_(buy) a big house in 2014.
2.特别用法: 1〕时间、条件、让步状语从句中, 主将从现原则.
e.g. I will write to her when I_h_a_v_e_(have)time. Next time I’ll do as he _s_a_y_s__(say).
2〕表示按规定、时间表 、计划或安排要发生的 动作, 用一般现在时表将来. e.g. The train _le_a_v_e_s__(leave) at 12:00.
三.一般将来时:
1. will + 动词原形 表示纯粹的将来
e.g. He _w__il_l _b_e____(be) 19 years old next week.
e.g. – You forgot to turn off the light. -- Oh, so I did. I ___w_i_ll_g_o___(go) and turn it off.
My father _w_e_n_t__(go) home late yesterday.
When I was young, I s_t_u_d_i_e_d_ (study) hard.
被动语态：was / were + done
e.g. He _w_a_s_b_i_tt_e_n (bite) by a snake j态
一.一般现在时
1.一般用法: 1〕表示现在经常性或习惯性的动作。 时间状语: every…, sometimes, often, always. e.g. He often __g_o_e_s__(go) to the cinema. 2〕表示现在的能力、特征、职业等 。 e.g. He _s_i_n_g_s__ (sing) well.（能力） 3〕表示客观真理、科学事实 、格言等。 e.g. Knowledge __is___ (be) power. （客观真理）
基本构成：
主动语态：动词原形 或 v. - s/es (三.单)
be am / is / are do does have has go goes study studies
e.g. He _le_a_v_e_s_ (leave) early every morning.
She is a good girl and _s_t_u_d_ie_s_(study) hard.
1) 动词want, hope, wonder, think, intend 等: e.g. I wondered if you could help me. 能不能帮我一下。
2) 情态动词 could, would。 e.g. Could you lend me your bike?
能借用一下你的自行车吗？
My father _g__o_e_s_ (go) home late every day.
被动语态：am/ is / are + done
e.g. Oh, I _a_m__b_it_te_n_ (bite) by a snake. Many books _a_r_e_s_o_l_d__ (sell) in the bookstore every year. The child __i_s_t_ak_e_n__ (take) good care of.
We often clean the table. (变被动语态)
二.一般过去时态（did式）:
1.基本用法: 1〕表示过去发生的动作或存在的状态. 时间状语：yesterday, last week, an hour ago, the
other day, in 1982, just now等
e.g. He _b_o_u_g__h_t(buy) the computer five years ago.
2) 表示有迹象表明要发生...
e.g. Look at the clouds. It looks as if it __is__g_o_in_g__t_o_r_a_in____ (rain).
3. be + to do 常表示有义务应该做...
e.g. I work as a baby-sitter so I _a_m__t_o__ta_k_e__ (take ) good care of the baby.
2) 表示过去经常性或习惯性的动作.
e.g. We often _p_l_a_y_e_d_(play) together when we were
children.
注:表示过去习惯性的动作,可用would, used to, e.g. He used to go to work by bus.
2.特别用法: (了解) 过去时表示现在，表示委婉语气:
Many books _w_e_r_e_s_o_ld__ (sell) in the bookstore two years ago.
When he was a child, he _w_a_s__ta_k_e_n_ (take) good care of. She _w_a_s_p_r_a_is_e_d_ (praise) by her teacher.