Mark _____have hurried. After driving at top speed, he arrived half an hour early.
A. needn’t
B. wouldn’t
_______ I take the book out?—I'm afraid not.
A. Will
B. May
Just be patient .You ______ expect the world to change so soon .
A. can’t
B. needn’t
—I haven’t got the reference book yet, but I’ll have a test on the subject next month.—Don’t worry. You______ have it by Friday.
A. .could
B. shall