[ Subordinating Conjunction ]
He kept running ___ he was out of breath.
A. until
B. although
C. because
D. when

Random Topics:
Simple Present TenseGerund and InfinitiveSynonymsQuestion WordsPast Simple and ContinuousIN, ON & ATFuture Tense VerbActive vs. Passive VoiceConjunction: Because and SoHow much or How many?Other quiz:
Grammar › ViewThis ______ is very funny – we all laugh when watching it.
A. cartoon
B. entertaining
C. comedy
D. sports
Vocabulary › View
That was a particularly _______ decision you have made, everyone was happy afterwards.
A. Impervious
B. Apt
C. Infallible
D. Incongruous
_____ it gets dark, we should head back home.
A. If
B. When
C. Because
D. Unless
Modal Auxiliary Verbs › View
Form a question using a modal auxiliary verb to ask about the prohibition of using mobile phones in the school.
A. Will you use mobilephones in the school?
B. Should you use mobilephones in the school?
C. Do you have to use mobile phones in the school?
D. Can’t you use mobile phones in the school?
