[ Vocabulary and Grammar ]
Geometry is the branch of mathematics ________ the properties and relation of lines, angles, shapes, surfaces and solids.
A. is concerned with
B. dealing with
C. the deal about
D. to be concerned about
Select your answer:

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Tenses › ViewChoose either the simple present or the present progressive form for the verbs in parentheses. His sister (go) to work by train every day.
A. goes
B. is going
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The sun _______ brightly in the sky.
A. shine
B. shines
