[ Present Tense vs Present Continuous ]
The economy (decrease) day by day.
A. decreases
B. decrease
C. is decreasing
D. decreasing

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Simple Past Continuos › ViewMy uncle _____ me to the airport yesterday.
A. took
B. taked
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Last March we …………………( start ) working online using the school’s EVA.
A. started
B. start
C. starting