[ Modal Verbs ]
You’ve been traveling all day. You ________ tired.
A. must be
B. have be
C. are able to
D. ought be

Random Topics:
ClausesConjunction: Because and SoAdjectives and AdverbsConditional SentenceModalPersonal PronounHave GotGrammar: Used to, Would, Be used to, Get used toAdjectives, ING - EDQuantifiers / Prepositions of Time and Comparative AdjectivesOther quiz:
Grammar › ViewWe _________dinner when you arrive tomorrow evening.
A. are having
B. were having
C. will be having
Ed and Ing Endings › View
I’m really … about my job. I think my new boss doesn’t like me.
a) worried
b) worrying
