[ Grammar ]
These coral ………. are full of tropical fish.
A. springs
B. reefs
C. valleys

Random Topics:
Conditionals 1,2,3Superlative AdjectivesPassive VoicePresent Perfect ContinuousTOEFL GrammarSimple Past - Irregular VerbsPronouns, Sentence Structure, and Figurative LanguagePast Simple (Questions)Past Continues Tensewas wereOther quiz:
Vocabulary › ViewPosition
A. the place where something is located; where something has been put
B. a push or pull that can change the position or motion of an object / material
C. the substance, object or group in an experiment that is not changed
Grammar › View
The suitable suffix for the word instruct is :
A. er
B. ist
C. ion
D. or
Question Tag › ViewIan should pass his exam,
A. should he?
B. does he?
C. shouldn’t he?
D. can´t he?
If - Clauses › View
If she ….. there, will you give her a message for me?
A. will be
B. was
C. is
