[ Grammar ]
My colleague ___ (work) at his desk all day yesterday.
A. work
B. works
C. worked
D. working

Random Topics:
To Infinitive or GerundPossessive Pronouns and Adjective PronounsPrefixes SuffixesSimple Present and Past TensesPreposition after some VerbsFuture - will / going to / present continuousPassive Voice & TensesPrepotitionsVerb Tenses and UsageQuestion TagsOther quiz:
Verb Tenses › ViewShe ________ her room before going to bed.
A. cleaned
B. clean
C. cleans
D. cleaning
Present Simple and Continuous Tense › View
We __________ (listen/listens) to music while we study.
A. listen
B. listens
C. listening
D. is listening
Grammar › View………… old are you?
A. Who
B. How
C. What
Click vs. Clique › View
There’s one … dominating the organization.
- click
- clique
