[ Adverb Clause ]
__________ the data is accurate, our conclusions should be reliable.
A. After
B. Until
C. Although
D. Because

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Comparative Adjectives › ViewBarack Obama is __________ than Donald Trump.
A. more smart
B. smarter
C. smartter
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Thanks to the progress of science and technology, our lives have become………….
A. more and more good
B. better and better
C. the more and more good
D. gooder and gooder
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A. football
B. tennis
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A complex sentence…
A. needs a subordinating conjunction
B. needs a coordinating conjunction
C. needs two complete thoughts
D. must use a comma
