[ Grammar ]
I think Joey must _____ late tonight. His office light is still on.
A. have worked
B. works
C. be working
D. to work

Random Topics:
Modal Verbs and Gender NounsComparatives, Superlatives & EquativesPast Tenseanother/the others/each other/one anotherConditionals / Unreal PastReported - GerundAspect or tenses of VerbsModal VerbsVerb FormsAbstract NounsOther quiz:
Grammar › ViewThere is no _____ in my pen, so I have to buy a new one.
A. develop
B. although
C. ink
D. position
Grammar › View
The store closes early on the weekend. What is the predicate of this sentence?
A. The store
B. closes early
C. closes early on the weekend
D. The
Relative Clauses › ViewThere was a time __________ dinosaurs dominated the earth.
A. which
B. when
C. that
D. both ‘which’ and ‘when’
Grammar › View
One day when I’m rich and famous, I’m going to go on a round-the-world__________ to see many world heritage sites.
A. cruise
B. sail
C. self-catering
D. survival
