Listen up,guys!Everyone wear a mask.Go and buy one if you don't have one.
A.can'tB.canC.mustn'tD.must
John didn't get the job he wanted. Let's go and .( )
turn him down
call him back
cheer him up
let him down
You smoke at the oil station, it's too dangerous.
I'm sorry, I won't.( )
couldn't
needn't
wouldn't
mustn't
Although our plane met with a storm, it landed .( )
safely
suddenly
secretly
heavily
The dish smells delicious, but it a little salty.( )
looks
tastes
feels
sounds
Your classroom looks so clean and tidy.
Yes,it every day.( )
cleans
is cleaned
cleaned
was cleaned