Grammar Quiz
[ Grammar ]

Scientists now know that the lack of an embryonic thumb in birds is why ____ almost impossible for birds and dinosaurs to be related.

A. is

B. it is

C. is it

D. it

Select your answer:
A  B  C  D  E 


Random Topics:

Toeic VerbVerbs, Tenses, and VocabularyModals, Phrasal Verbs, Gerunds and InfinitivesWill & Be going toModal "Have to"Simple and Compound SentencesComplex SentencesCoordinating Conjunctions and Comparative AdjectivesSecond Type ConditionalAdverb of Time

Other quiz:

Grammar › View

She’s never tired when it comes ____ to a party.

A. to go

B. to going

C. going

D. go

Grammar › View

Can you show me where the shoe department is?

A. True
B. False

Adverbial Clause, Noun Clause › View

The virus spread ___ fast that everyone being sick at the same time.

A. so

B. such

C. too

D. enough

Conjunction › View

Everybody likes him because he is nice …………. helpful.

A. and

B. But

C. since

D. or

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