[ Present Perfect Tense ]
Research ________ that cycling can help patients overcome their illnesses.
A. Showed
B. Has shown
Select your answer:
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IELTS Vocabulary › ViewIf something such as a machine or an industry has zero emissions, it does not release any harmful substances into the atmosphere.
A. estimate the cost
B. zero emissions
C. harness energy
D. renewable energy
Intermediate › View
Choose the correct option to complete this sentence:
She __________ anyone that she was pregnant
A. said
B. didn’t tell
C. told