I don’t know where Mrs Black is. She isn’t in the kitchen, so she _____ in the garden.
A. should have worked
B. must work
C. needs to work
D. must be working

Random Topics:
ModalSimple Future - PassivePresent Simple, Present Continuous or Present PerfectParticiple - ing/ edSimple Present ProgressivePrepositions after Verbs and AdjectiveConstrative Conjunction-ed or -ingWill and Will notToo or EnoughOther quiz:
Subject-Verb Agreement › ViewWhich of the following sentences uses correct subject-verb agreement? Choose one.
A. Some dog behavior problems, such as digging, affects only the dog’s owner.
B. Continual barking for long periods of time are a sign that something is wrong.
C. The latest research in dog behavior proves that setting clear rules are important.
D. Many dogs, including last year’s grand prize winner, have been helped by the rules.
Subject-Verb Agreement › View
The team __________ turned in their uniforms for the season.
A. Has
B. Have
Don’t step on the grass!
A. declarative
B. interrogative
C. imperative
D. exclamatory
Comparison › View
My book is as …………………. as yours.
A. good
B. well
C. better
D. the best
