[ Grammar ]
They ____________ scuba diving yet.
A. tried
B. haven’t tried
C. hasn’t tried
D. try

Random Topics:
Past Progressive TenseCan, Could, May, MightVocabulary and GrammarComparatives and SuperlativesTime ClausePrepositions Of PlaceThe Future Simple TenseFuture TensePast simple regular verbsAdverbial Clause of Cause and EffectOther quiz:
To Infinitive or Bare Infinitive › ViewThe novel is based on his ________ in the war.
a. attitudes
b. images
c. situations
d. experiences
Present/Future/Past Simple/Present Perfect › View
I _______my homework as soon as Lan goes here.
A. A. will finish
B. B. will be finishing
C. C. finish
D. D. will have finished
Grammar › ViewRead the sentences and choose the correct one.
A. He isn’t playing golf now.
B. She aren’t liking spaghetti.
C. The baby doesn’t sleep now.
D. Mary and John don’t listen to music now.
Auxiliary Words › View
How many children__________ you have?
A. is
B. do
C. does
D. are