Time waits for no man. But some people won't realize the importance of time______it's gone.
A. as B. since C. when D. until
— It’s said that scientists have carried out the vaccine of the COVID-19!
— _________ amazing news it is!
A.What an B.How an C.What D.How
—_________ will the high-speed railway from Huai’an to Nanjing be finished?
—In three years.
A.How soon B.How long C.How often D.How far
Judy does well in swimming, but she never _________.
A.puts off B.lets off C.shows off D.turns off
—Will our school football team win the game?
—It _________, but it’s hard to say. The other team plays quite well, too.
A.must B.may C.can D.should
— We will have a holiday in the following days this month!
— That’s cool. It is _________ two weeks.
A.nearly B.hardly C.truly D.widely