--I think English isn’t difficult . It’s easy.-- You must try you best.A. Easier said than done.B. Actions speak louder than done.C. It’s a piece of cake.
—Can you catch what 1 said? —Sorry, I can_________ understand it.
I think you have dropped_________ "r" in writing “merry”.
No one knows ________ in the future.
--There will be _____air pollution if there are_____ people driving. --I hope the air will be fresher soon.
–Why not have a try now? --OK.It _______ both interesting and exciting.