[ General Knowledge ]
The age of an tree can be determined by-
A. Measuring its height
B. Measuring its diameter
C. Analyzing its sap
D. Counting the annual growth rings of its stem
E. NONE OF THE ABOVE

Random Topics:
Perfect Progressive TensesAdverb of MannerBe going to / WillIndefinite and Intensive NounPresent Progressive (Future)Zero and First ConditionalsVocabulary and PrepositionsModals Posibility and ProbabilityComplex SentencesRelative & Interrogative PronounsOther quiz:
Phrasal Verb › ViewYou had better put your coat ______ before going out. It is very cold outside.
A. in
B. up
C. on
Grammar › View
He … when he a shark!
A. was swimming, was seeing
B. swam, was seeing
C. swam, saw
D. was swimming, saw
Simple Past Tense › ViewLast night we _______(walk) to the cinema.
A. walk
B. walks
C. walking
D. walked
Vocabulary and Grammar › View
I will ________ zip lining next Saturday.
A. meet
B. write
C. stay
D. go
E. do
