How many people ___________(stand) in front of the company when ...

★ Past Simple vs Past Continuous

How many people ___________(stand) in front of the company when she arrived?

A. were standing

B. was standing

C. standed

D. stantsted

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Her plane didn’t landed yet when we________ (arrive) at the airport.

A. were arrived

B. arrived

C. was arriving

D. arrivent