Scientists …........... at Stanford University School of Medicine in the ...

[ Gerund and Infinitive ]

Scientists ………….. at Stanford University School of Medicine in the US have invented an implant that could help the blind ……………. .

A. working / to see

B. to work / seeing

Select your answer:

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My brother and I will hike and eat lunch in the White Tanks tomorrow.

The above sentence is a:

A. Compound Sentence

B. Simple Sentence

C. Compound-complex Sentence

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Identify the adjective in the following sentence: The big brown bear climbed the tree.

A. tree

B. brown

C. climbed

D. big