[ Subordinating Conjunctions ]
We worked on the project ________ we were too tired to keep working.
A. where
B. while
C. although
D. until

Random Topics:
Conditional Sentence Type 2Verbal TensesAdjective OrderModals, Phrasal Verbs, Gerunds and InfinitivesPresent SimpleConjunctionPerfect and Past TensesPresent, Past, Present Perfect and ComparativePresent Progressive (Future)Few, a few, little, a littleOther quiz:
Adjective › ViewThe spring breeze came in through a window as we explored the little Indian shop.
A. Summer
B. Window
C. Indian
D. None
Grammar › View
Where does the colon go in the following sentence?
You will need these supplies glue, scissors, and paste.
A. After supplies
B. After will
C. After glue
D. After paste
Gerund or Infinitive › View____ (eat) fast food is unhealthy.
A. eating
B. eat
C. to eat
Subject-Verb Agreement › View
The world (change, changes) so rapidly that we can hardly keep up.
A. Change
B. Changes
