现在进行时

把下列动词变成现在分词形式：
do _d_o_i_n_g_
watch _w_a_t_c_h_ing
clean c_l_e_a_n_in_g read_r_e_a_d_in_g
eat_e_a_ti_n_g_ dance_d_a_n_c_i_n_g_
play_p_l_a_y_in_g__ use ___u_s_in_g__
read —reading
play —playing
sing —singing use —using run —running
动词现在分词的变化规则
1) 一般情况下，在动词后直接加-ing。如：
play—playing work—working do—doing 2) 以不发音的e结尾的动词，去掉e，再加-ing. 如：
对“is playing basketball”提问： ___W_h__a_t _is__th_e__b_o_y_d_o_i_n_g_?_____
对“The boy”提问： ___W__h__o_i_s_p_l_a_y_in_g__b_a_s_k_e_tb_a_l_l_?
一、现在进行时定义 二、现在进行时句型结构 三、动词现在分词的变化规则 四、现在进行时的句式变化
否定：主语 ＋be(am\is\are) ＋not ＋ V. –ing
Lucy is not reading books now.
一般疑问： Be( Is\Are) ＋主语 ＋ V. –ing ？
Is Lucy reading books now?
特殊疑问：疑问词＋一般疑问句?
What is Lucy doing now?
他正在做什么呢？
He is using the computer .
do homework
What is he doing? He is doing homework.
eat
What is she doing?
她正在做什么呢？
She is eating.
run
What is she doing?
D. are sleeping
4. Look! The twins ___are wearing B. wearing
C. are wear
D. is wearing
现在进行时的句式变化
肯定：主语 ＋be(am\is\are) ＋ V. –ing
Lucy is reading books now.
dance—dancing come—coming
3) 以重读闭音节结尾，末尾只有一个辅音字母，要双 写辅音字母后，再加-ing。如：
run—running
swim—swimming
4) 少数以ie结尾的动词，先变ie为y，再加-ing. 如： die—dying （死） lie—lying （躺）
根据要求完成练习。
The boy is playing basketball. 否定句：T__h_e_b_o_y__is_n_’_t_p_l_a_y_in__g_b_a_s_k_e_t_b_all. 一般疑问句___Is__h_e_p_l_a_y_in_g__b_a_s_k_e_t_b_a_ll_？_ 肯定回答：___Y_e_s_, _h_e_i_s_. ___________ 否定回答：___N_o_,_h_e__is_n_’_t_. _________
run _r_u_n_n_i_n_g__ swim _sw__im__m__in_g_
Look and say
What is he doing now?
他正在做什么呢？
play soccer
He is playing soccer .
use the computer
What is he doing now?
现在进行时的用法
现在进行时定义
定义:表示现在或当前一段时间正在进行的动作,常与 look , listen, now, these days等时间状语连用。 Look, Tom is reading a book.
看，汤姆正在看书。
Listen, the birds are singing in the tree.
她正在做什么呢？
She is running.
dance
What are they doing?
他们正在做什么呢？
They are dancing .
swim
What are they doing?
他们正在做什么呢？
They are swimming.
1. Who _____ over there now? A. singing B. is singing C. is sing D. sing
听，鸟儿们正在树上唱歌。
We are playing basketball now .
我们现在正在打篮球。
They are having class these days.
这些天他们在上课。
现在进行时句型结构
结构：主语+ be (am\is\are) + 动词. -ing
Ask and answer:
2. Listen! The baby _____ in the next room. A. crying B. cried C. is crying D. cries
3. Don’t talk here. Grandparents _____.
A. is sleeping
B. sleep
C. sleeping
read a book
play soccer
use the computer
sing
run
（你正在做什么呢？）
A: What are you doing now?
B:I am usrpisenliaangrdyiguniinntghnggeianscogbocomcoepkru. ter.
Look and find: