[ Grammar and Vocabulary ]
The sun is a very important …… of energy.
A. source
B. force
C. means
D. method

Random Topics:
Present TenseHabitual and Continuous TensesGrammar - Be going toAsking and Giving SuggestionSimple Future - PassiveConnectorsMain Idea and Sentence StructureSimple Past TensesEnglish MorphosyntaxNoun and PronounOther quiz:
Tenses › ViewHani is going to the amusement park
Change into Present Perfect!
A. Hani has gone to the amusement park
B. Hani is gone to the amusement park
C. Hani was going to the amusement park
D. Hani will have gone to the amusement park
Vocabulary › View
What does the word “Flourish” mean?
A. To wither away
B. To grow; to achieve success
C. To remain stagnant
D. To decline
Pronoun › ViewThe Italian boy has two bicycles. One is a touring bicycle, and … is a BMX.
- other
- the other
Grammar › View
Whenever you are lonely, just ______ me a call.
A. gives
B. giving
C. to give
D. give
