This television documentary will show you ________ 70 years ago.
A.how our city Wuxi looked like B.what did our city Wuxi look like
C.what our city Wuxi looked like D.how did our city Wuxi look like
With some extra work ________, the manager had to stay in the company to work overtime during the National Day holiday.
A.remaining to be done B.remained to be done
C.remained being done D.remaining to do
—How impressive China’s 70th anniversary of National Day parade is!
—Definitely. If only I ________ on the scene!
A.was B.were C.have been D.had been
Neither Mary nor her parents ________ of the exciting news, which surprises us a lot.
A.has informed B.have informed
C.has been informed D.have been informed
Lei Feng was a person who was only too ready to help others, seldom ________, refusing them when they turned to him.
A.if never B.if ever C.if not D.if any
—Hey, Jenny, my online car-hailing service is unavailable. Could you reserve a car for tomorrow?
—Sorry, the upgrade ________, my phone has been bricked—it’s stuck in emergency mode and won’t start up.
A.not to complete B.not completing
C.not completed D.not having completed
