[ Tenses ]
We _____ it strange, but iron and feather _____ at the same speed
A. find / fall
B. have found / are falling
C. are finding / fall
D. have been finding / are falling

Random Topics:
Vocabulary and Sentence StructureGrammar and PunctuationUsed toAdjectives and PrepositionsModals of PredictionAdverbs by TypeComplex Sentences with Adverb ClausesPronoun Antecedent AgreementPronouns of QuantityArticle the or zero article (-)Other quiz:
Present Continuous Tense › ViewWhat is she doing?
A. He is eating hamburger.
B. He is writing.
C. She is listening.
D. She is writing.
Past Tense › View
You ______when I _____ the photo.
A. were laughing/ took
B. laughed/took
C. laughing/ took
D. laughed/ was taking
Grammar › ViewWhere is your party?
A. It’s In Orchard Street .
B. It’s at Orchard Street.
C. It’s on Orchard Street.
Present Tense vs Present Continuous › View
The economy (decrease) day by day.
A. decreases
B. decrease
C. is decreasing
D. decreasing
