天开始变黑了。你可以帮忙去开个灯吗?

It's getting dark. Could you put the light on for me?

Source: Tatoeba

Sentence Composition

1 tiān
  1. day
  2. sky
  3. heaven
2 开始 kāishǐ
  1. to begin
  2. beginning
  3. to start
  4. initial

classifier:

3 变黑 biànhēi to darken
=4 le
  1. (completed action marker)
  2. (modal particle indicating change of state, situation now)
  3. (modal particle intensifying preceding clause)
=4 liǎo
  1. to finish
  2. (used with or after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget")
  3. (literary) (usually followed by a negative such as or ) completely (not); entirely (not); (not) in the least
  4. to understand clearly (variant of liǎo)
=4 liǎo
  1. (of eyes) bright
  2. clear-sighted
  3. to understand clearly
=4 liào unofficial variant of liào
=5 you (informal, as opposed to courteous nín)
=5 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.)
6 可以
  1. can
  2. may
  3. possible
  4. able to
  5. not bad
  6. pretty good
7 帮忙 bāngmáng
  1. to help
  2. to lend a hand
  3. to do a favor
  4. to do a good turn
8
  1. to go
  2. to go to (a place)
  3. (of a time etc) last
  4. just passed
  5. to send
  6. to remove
  7. to get rid of
  8. to reduce
  9. to be apart from in space or time
  10. to die (euphemism)
  11. to play (a part)
  12. (when used either before or after a verb) to go in order to do sth
  13. (after a verb of motion indicates movement away from the speaker)
  14. (used after certain verbs to indicate detachment or separation)
=9 kāi
  1. to open (transitive or intransitive)
  2. (of ships, vehicles, troops etc) to start
  3. to turn on; to put in operation; to operate; to run
  4. to boil
  5. to write out (a prescription, check, invoice etc)
  6. (directional complement) away; off
  7. carat (gold)
  8. abbr. for Kelvin, 开尔文 Kāiěrwén
  9. abbr. for 开本 kāiběn, book format
=9 jiān
  1. (obsolete) even, level
  2. a surname
  3. even, level
=10 used in 自个儿 r
=10
  1. (classifier used before a noun that has no specific classifier)
  2. (bound form) individual
=10 variant of
11 dēng
  1. lamp
  2. light
  3. lantern

classifier:

=12 (coll.) what?
=12 used in 吗啡 fēi
=12 ma (question particle for "yes-no" questions)