----Will Mr. Smith join us in the party ? ----He would, but he _____not . He sometimes likes to stay alone. A must B can C need D may
It’s unwise to ______ you understand something when you don’t.
For the citizens of the world’s poorest nations, the future ______ never arrive soon enough.
All his hard work ______. He was admitted into one of the best universities.
Junyan added that as a reporter she needed many different skills and ______ to learn new things.
—Hi, Dr Brown! I'm a little early. Should I wait outside?—No. ________.