Grammar Quiz

[ Grammar ]

In the vessels of the vascular system of the giraffe _____ of valves that ensures a needed supply of blood to the head.

A. are series

B. is seroius

C. is a series

D. a series is

Select your answer:
A  B  C  D  E 

Random Topics:
Some vs. Any Lets vs. Let’s Simple Present Tense Indefinite ArticleSimple Past Tense (was/were)To Infinitive or GerundBasic TensesDescribing WordsComparatives

Other quiz: Articles

The sign said to slow down, but Juan didn’t notice ………..warning.

A. a

B. the

C. an

How to use : Read the question carefully, then select one of the answers button.