[ Vocabulary ]
_________________ is passed along at each link in the food chain.
A. Happiness
B. Love
C. Energy
D. Time

Random Topics:
Grammar - Present Perfect TenseRelative Pronouns with PrepositionsPast Tense and Perfect TenseComparativesIndependent and Dependent ClausesRelative ClauseDemonstrative SpeechTransition WordsHave as verb and auxiliaryPassive and Active VoiceOther quiz:
Grammar › ViewThe ……………….students often play soccer and basketball.
A. energy
B. energetic
Gerund, Infinitive & Modals › View
The company ____ go bankrupt if they don’t find a lot of money quickly.
A. must
B. may
C. shall
D. will
E. have
Grammar › ViewAustralia is …. (small) continent on earth.
A. the most small
B. the smallest
C. the small
D. the most smallest
Some vs. Any › View
Do you have ….. time for me after lunch today?
a. some
b. any
