[ 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:
Some vs. Any › ViewI’m going to buy __ apples.
a. some
b. any
Modal Verb › View
During the strike of the railway workers, many commuters _______ a taxi to and from work by coming three or four people together so that they could afford it.
A. have been hiring
B. had to hire
C. will be hire
D. will be hire
Adverbial Clause › View_____ 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?
