你认为他是自己独立完成这份工的吗?

Do you think he did the job on his own?

Source: Tatoeba

Sentence Composition

=1 you (informal, as opposed to courteous nín)
=1 you (Note: In Taiwan, is used to address females, but in mainland China, it is not commonly used. Instead, is used to address both males and females.)
2 认为 rènwéi to believe; to think; to consider; to feel
3
  1. (third-person singular) (since the early 20th century, usu. male) he; him; his
  2. (bound form) other; another; some other (as in 他日 and 他人 rén)
=4 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=4 shì variant of shì
5 自己
  1. oneself
  2. one's own
6 独立
  1. independent
  2. independence
  3. to stand alone
7 完成 wánchéng to complete; to accomplish
=8 zhè
  1. (pronoun) this; these
  2. (bound form) this; the (followed by a noun)
  3. (bound form) this; these (followed by a classifier) (in this sense, commonly pr. zhèi, esp. in Beijing)
=8 zhèi (coll.) this
9 fèn
  1. classifier for gifts, newspaper, magazine, papers, reports, contracts etc
  2. variant of fèn
10 gōng
  1. work
  2. worker
  3. skill
  4. profession
  5. trade
  6. craft
  7. labor
=11 de
  1. of; ~'s (possessive particle)
  2. (used after an attribute when it modifies a noun)
  3. (used at the end of a declarative sentence for emphasis)
  4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 de "one made of leather" or 跑堂兒的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. or di in poetry and songs
=11 a taxi; a cab (abbr. for 的士 shì)
=11 really and truly
=11 (bound form) bull's-eye; target
=12 (coll.) what?
=12 used in 嗎啡 fēi
=12 ma (question particle for "yes-no" questions)