Compose complex sentences using subordinating conjunctions (when, because, although, since, after, before, while, until, if)
Exercise Difficulty 2 ~6 min eng.g3.f.ex_05

Combine With When Because

Prompt

Combine each pair into one complex sentence using WHEN or BECAUSE. Apply the fronted-comma rule. (1) The bell rang. We hurried inside. (use WHEN, fronted) (2) The soup was cold. Mom complained. (use BECAUSE, fronted) (3) I climbed the rock. I wanted to be brave. (use BECAUSE, back position) (4) The rain stopped. We went outside. (use WHEN, back position) (5) Aria saw the puppy. She gasped. (use WHEN, fronted) (6) Mateo helped Mom carry the bags. She had hurt her wrist. (use BECAUSE, fronted)

M-3-F-EX-05 Illustration
Reference image of a sample combine showing the two kernel sentences (top) and the combined complex sentence (bottom) wi

Reference image of a sample combine showing the two kernel sentences (top) and the combined complex sentence (bottom) with the subordinate clause underlined in red and the comma circled. Print-ready 8.5x11.

How it's presented
mode handwriting paper single line g3
Answer criteria
type rubric
criteria
  1. 6 complex sentences
  2. Subordinating conjunction used correctly
  3. Comma rule applied (fronted = comma, back = no comma)
  4. Each sentence is a complete grammatical sentence
Hints
  1. Front = comma. Back = no comma.
  2. The subordinate clause is the one with WHEN or BECAUSE in front.
Misconceptions to watch
  • Omits comma after a fronted subordinate clause.
  • Writes the subordinate clause as a fragment ('Because the soup was cold.').