[ General Knowledge ]
When compared to gasoline and coal, natural gas is the cleanest fuel we can burn.
A. True
B. False

Random Topics:
Tenses StructureTenses and ConclusionsSimple Present - Negative & InterrogativeModals with Perfect InfinitiveCan vs CouldQuestion TagPassive Voice in Past Simple TenseParticiple AdjectivesPhrases and TensesPast, Present, FutureOther quiz:
Grammar and Vocabulary › ViewI _______________ Lucy since last Friday.
A. didn’t see
B. haven’t seen
C. don’t see
Past Simple and Past Continuous Tenses › View
What is the past tense form of the irregular verb ‘have’?
A. haved
B. had
C. has
D. having
Grammar › ViewMy grandfather ________ to the park now.
A. is not walking
B. are not walking
C. walks
D. walk
Question Tags › View
You love wild animals,
A. Didn’t you?
B. Do you?
C. Don’t you?
