[ Present Tenses ]
I think you ____ your energy by sweeping up those leaves, stop it! The wind will blow more down.
A. Wasted
B. waste
C. are wasting
D. were wasting

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Conjunctions, Interjections and DeterminersPreposition of TimeCompound and Complex SentencesVerb and PrepositionPresent Perfect Simple and ContinuousSecond ConditionalComparative Adjectives and AdverbsAdverbs (manners & modifiers)Indefinite ArticleModal SpeculationOther quiz:
Grammar › ViewWeak sales in Asia and Europe this quarter (give) investors a real headache. ‘West Com’s market share (fall) rapidly and it could continue.
A. give/falls
B. gives/falls
C. gave/is falling
D. is giving/is falling
Simple Present Tense › View
How do you get to the university?
A. By bus
B. On bus
C. For bus
D. In bus
If a natural disaster … , you will be safe with a travel insurance.
A. happen
B. happens
C. will happen
D. won’t happen
Vocabulary › View
Dessert is my favorite part of dinner. I love anything that tastes ______.
A. sweet
B. juicy
C. crunchy