[ Grammar ]
Metal —- if you heat it.
A. expanded
B. had expanded
C. expands

Random Topics:
would should couldOpinion / AgreementPresent Simple: affirmative, negative, interrogativeAdverbs (manners & modifiers)Irregular AdjectivesCorrelative conjunctionsTypes of PhrasesCoordinating ConjunctionPast and Perfect TensesBecause / soOther quiz:
Noun Phrase › ViewFind the noun phrase in the sentence: “The protection of wildlife is crucial.”
A. The protection
B. Of wildlife
C. Protection of wildlife
D. Wildlife is
Grammar › View
The children were ………………….. . They walked ………………………………….. to the park. (happy)
A. happy, happiest
B. happily, happier
C. happy,happily
D. happiest, happily
Grammar Past and Future Tense › ViewWhich is correct?
A. I will go to the park tomorrow.
B. I will going to the park tomorrow.
Modal Verbs › View
He has been working for ten hours now. He _____ be exhausted.
A. can
B. must
C. would
