[ Vocabulary ]
working to discover something
A. detecting
B. detecting
C. vary
D. unobserved
Select your answer:

Random Topics:
Gerund and InfinitivesSimple Tenselike/do not likePresent Perfect, Present Simple, Present ContinuousCommasCorrelative conjunctionsused to, be used to, get used toModal Auxiliaries and Similar ExpressionsGrammar - Place and MovementLinking VerbsOther quiz:
Personal Pronouns › ViewMandy likes to cook. _________ can cook any kind of food.
A. He
B. She
C. You
D. Her
Grammar › View
Cindy is going to ___ her grandparents in Ipoh.
A. meet
B. meets
C. met
D. meeting
