[ Preposition and Word Form ]
The rapidly ________ population will put a strain on the country’s health care system.
A. ageless
B. ageing
C. ageless
D. anti-aging
Select your answer:

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Can/CouldTenses and PronounsConditional Sentence Type 0-3Grammar: wishes and regretsHope, Thank, Modal VerbsDemonstrative PronounConditional Sentence Type 3Clause Markers TOEFL GrammarGrammar: was/wereGerund and InfinitiveOther quiz:
Vocabulary › ViewThe book is incredibly ____, as it contains handwritten notes from the author himself who died many years ago. Not many of them have been found.
A. rare
B. evident
C. dependable
D. diverse
Grammar › View
I’m tired. I ______(lie) down when I get home.
A. am going to lie
B. am lying
