[ Modals ]
She _____ at school over the last few days. Look at her clothes!
A. must have been
B. should have been
C. could have been
D. might have been

Random Topics:
Grammar - Collective NounsNoun, Verb, AdjectivePresent and Past Simple TenseCountable & Noncountable NounsPast Perfect and Past Perfect Continuous“Put” Phrasal VerbModal Verbs and Contrastive ConjunctionsSimple Present Tense/be/Present ProgessiveNoun and Modal VerbsCountable QuantifiersOther quiz:
Present Continuous › ViewThe guests_____leaving now.
A. aren’t
B. isn’t
C. ‘m not
If Conditional Zero and One › View
Milk ____ off if you don’t keep it in a cool place.
A. will go
B. go
C. goes
