should
How to Use Should
Learner’s notesIn plain EnglishA word for giving advice, expressing what's expected, or making a polite suggestion.
Don't confuse "should have" with the misspelling "should of" — the "of" comes from the way "should've" sounds when spoken quickly.
Word Forms
shoulded past tense, shoulds plural, should singular, shoulds singular
Fill the Gap
Can you complete this real example?
You _____ see a doctor about that cough.
Etymology
The past tense of "shall" in Old English, which weakened over time into today's modal verb of advice and expectation.