他句子成份。
需要注意的事项
1. V-ing 形式
V-ing 形式由 “do＋ing” 构成, V-ing 可以带宾语或状 语构成 V-ing 短语, 没有人称和数的变化, 但有时态 和语态的变化。
否定形式: not doing 语态：主动或被动 时态：当分词的动作完成以后，主句的动作才发生时，
用现在分词的完成形式作状语。
The person _t_r_a_n_s_la_t_in_g_t_h_e_s_o_n_g_s_can speak seven languages.
3. The boy standing there is reading a book about body language.
The boy _w_h_o_ _is_ _s_t_a_n_d_in_g_ there is reading a book about body language. 4. Because he comes from Jordan, he moves close to ask you a question.
is my father. 定语
When meeting guests, he often felt uneasy.
表时间
Not knowing her telephone number, I didn’t
phone her.
表原因
Turning to the left, you’ll see a school.
When leaving the station, he waved again and again to me.
3. 现在分词作状语时，有时可以在分词前加 once, although, though, until, if 等连词。
