Grammar Quiz

[ Mixed General Quiz ]

Which of the following systems is responsible for retaining constant blow flow throughout the body?

A. Respiratory
B. Endocrine
C. Nervous
D. Cardiovascular
E. Digestive

Select your answer:
         


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Grammar Clauses › View

Because it’s the right thing to do.

A. Phrase

B. Clause


Grammar › View

Which of the following sentences uses the present perfect tense correctly with a time expression?

A. He has worked here for five years.

B. She has gone to the store since three hours.

C. We have played football yesterday.

D. I have read the book two weeks ago.