初二if条件句 ppt课件

3.I’ll buy a computer if I _h_a_v_e__(have) enough
money.
4.You __w_o_n_’t__g_e_t (not get) nervous if you
_d_o___(do ) enough exercise.
6.I want to know if he __w_i_ll_c_o_m_e_(come)
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3.主将从现
If I’m ill, _I__w_i_ll__s_e_e__a__d_o_c_t_o_r.
If I’m late, _I__w_i_ll__s_a_y__s_o_r_r_y__.
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If it rains tomorrow, I_w_i_ll__w_a_t_c_h__T__V__a_t__h_o_m_.e I won’t__p_la_y__b__a_s_k_e_t_b_a_l_l .
3.I’ll buy a computer if I __h_a_v_e_(have) enough money.
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4.You _w_o_n_’t__ge_t(not get) nervous if you __d_o__(do ) enough exercise.
5.If she ___is_ (be) kind to me , I __w_o_n_’t__ar_g_u_e(not argue) with her.
If you feel tired, you must have a rest.
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2.主情从现
If you are ill, you should go to see a doctor.
If you are riding a bike in the street, you must be very careful.
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1.主祈从现
If you want to get good marks,
do what? Don’t do what?
• If you want to get good marks, __st_u_dy__h_ar_d__.
listen to teacher carefully.
do homework by yourself.
2. If my mother _h_a_s____(have) time, she _w_i_ll_t_a_k_e_ (take) me to the museum.
3. If it d__o_e_s_n_’t_r_a_i_n (not rain) tomorrow, they __w_i_ll_g_o____(go) for an outing.
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If 引导的条件状语从句
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精品资料
• 你怎么称呼老师？
• 如果老师最后没有总结一节课的重点的难点，你 是否会认为老师的教学方法需要改进？
• 你所经历的课堂，是讲座式还是讨论式？ • 教师的教鞭
• “不怕太阳晒，也不怕那风雨狂，只怕先生骂我 笨，没有学问无颜见爹娘 ……”
4. If they __a_r_e_____ (be) free, they __w_i_ll_p_l_a_y____ (play) a football match.
5. If it __r_a_in_s____ (rain), we _w__o_n_’t_g_o_ (not go) out.
6. If he d__o_e_s_n_’t_w__o_rk(not work) hard, he _w__il_l _fa_i_l__ (fail) in the exam.
teacher _____ angry with you.
A come; are
B come, will be
C will come; are D will come; will be
5 If you ___D__ hard, you will ___
successful.
A work, areFra bibliotekB works, is
4. Metal __m__e_lt_s_ if you _h_e_a_t__ it. (melt/heat) 5. Wood __f_lo_a_t_s_ if you _p_u_t___ it into water.
(float/put) 6. A glass __b_re_a_k_s_ if you _d_r_o_p_it. (break/drop)
7. If he d_o_e_s_n_’_t__h_a_v_e__(not have) time, he
20_20_w/1_0/o2_8n_’_t_g_o__ (not go) to the museum.
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if not
unless
If you don’t leave now, you will be late for school
3. If I ____ too much TV, my mother
will ___C____.
A watch, angry B watched, be angry
C watch, be angry
D will 2020/10/28 watch, be angry
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4 If you ___B__ to school late, your
(heat/turn)
2. A balloon __b_u_r_st_s__ if you __s_ti_c_k__ a pin into it. (burst/stick)
3. If you __c_oo_l____ steam, it _t_u_r_ns____ into water. (cool/turn)
• If you want to get good marks,
• don’t _c_o_p_y_y_o_ur__ho_m. ework.
talk in the class
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cheat in the exams
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Complete the sentences with the correct form of the words.
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• 1.主祈从现 • 2.主情（can，may，should，must）从现 • 3.主将从现 if… will/won’t
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1.主祈从现
句型结构
祈使句 + if条件状语从句
If条件状语从句，+ 祈使句
时态
if条件状语从句要用一般现在时。
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tomorrow, if he _c_om__e_s __(come), I
__w_il_l _g_iv_e___(give) the massage to him.
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1. If he_f_e_e_l_s__ (feel) well, he _w_i_ll_g__o_ (go) to work tomorrow.
• If I’m happy, I will _cl_a_p__m_y__h_a_n_d_s. • If I’m happy, I will _s_t_a_m_p__m_y__f_e_e.t • If I’m happy, I will _n_o_d__m_y__h_e_a_d_. • If I’m happy, I will __w_i_n_k__m_y__e__y_e_s.
1.If you l_is_t_en____(listen) to the music,
_b_u_y__ (buy) a CD.
2. If he__is____ (be) late for school,
d_o_n’_t_w_a_it (not wait ) for him.
3. If you b_u_y__ (buy) a new camera, _g_e_t _
C to work, be D work, be
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用括号内所给词的正确形式填空
1.I’m sure if he _g_o_e_s_(go) to the party, he__w_i_ll__h_a_ve(have) a great time.
2.If the rain __s_t_o_p_s_(stop) tonight, we will go to the cinema.
• “太阳当空照，花儿对我笑，小鸟说早早早……”
精品资料
If you heat it， snow turns into water.
条件句表事实, 主句常用现在时 （主现从现）
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1. If you __he_a_t____ ice, it _t_u_rn_s__into water.
If it _d_o_e_s_n_’_t__ra__in__ tomorrow,
_I_’l_l _p_la_y__b_a_s_k_e_t_b_a_ll.
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if条件句歌诀
• if条件句不一般, 几个要点记心间。 • 条件句放在前, 逗号要放句中间。 • 条件句表可能, 主句多用将来时； • 条件句表事实, 主句常用现在时。 • if条件句有特点, 现在时把将来替； • 这个规则要牢记!
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1.I’m sure if he _go_e_s__(go) to the party,
he__w_i_ll_h_a_v_e (have) a great time.
2.If the rain __s_t_o_ps__(stop) tonight, we will go
to the cinema.
Unless you leave now, you will be late for school.
1.You improve your handwriting/ you will lose marks in the exam
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1.If it rains tomorrow, we __B___ visit
the museum.
A don’t do
B won’t go
C aren’t go
D didn’t go.
2 Will you go to the park if it _C___
fine?
A will be B was C is D /
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If you do it, you will be happy.
主
（一般现在时） （一般将来时）
将
从
You’ll be happy if you do it.
现
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（一般现在时）
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What will you do if you’re happy?
If you touch(碰） it, it will ______
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3.主将从现
If I’m hungry,
I will_e_a_t__s_o_m_e__f_o_o_d_.
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If I’m tired,
I will__h_a_v_e__a_r_e_s_t__.
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If it is hot, we will go swimming.
条件句表可能,主句多用将来时；
（主将从现）
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Play a guessing game
What will happen if I touch(触摸) it?
cry get angry dance smile
6.I want to know if he c_o_m_e_s(come)
tomorrow, if hec_o_m_e_s(come), I
wi_ll_g_i_ve(give) the massage to him.
7.If youp_a_y(pay) more attention to
that, hew_o_n’_t_g_e(tnot get) injured.
(get) a good one.
4. If the light _d_o_e_s_n_’t_c_o_m_e__ (not come)
on, w__ai_t_ (wait) for one minute.
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2.主情从现
If you feel hungry, you should eat something.