[ Grammar ]
I didn’t meet him yesterday. He _______ on business.
A. must go
B. should go
C. must have gone
D. should have gone

Random Topics:
Past Perfect and Past Perfect Continuous TenseSubjunctivesAdjective and AdverbTOEFL Adjective and AdverbConditional Sentence Type 2 and Type 3Too or EnoughPossessive Adjectives VS Possessive PronounsAdverbial Clause / If / ComparativesConjunctions and CommasModals and ConditionalsOther quiz:
Homonyms › ViewI went ___ hunting in October.
a. dear
b. deer
Identifying Tenses › View
– Have you ever been to Australia?
– Susan will be joining us .
A. Present perfect / Future simple
B. Past perfect / Future progressive
C. Present perfect /Future perfect progressive
D. Present perfect / Future progressive
Grammar › ViewSwitzerland is one of __________ (rich) countries in the world.
A. rich
B. richer
C. the richest
D. as rich
Vocabulary › View
a brightly colored tropical bird that is often kept as a pet
A. ground
B. parrot
C. neighbor
D. panic
