[ Grammar for TOEFL ]
Only for a short period of time _____ run at top speed.
A. cheetahs
B. do cheetahs
C. that a cheetah can
D. can

Random Topics:
Pronouns and Subject Verb AgreementVocab CheckingHomophonesComparative AdverbConditional and Mix Conditional Sentencegoing toGrammar - Present and Past PassiveTOEFLVerb to beSimple and Continuous Present TenseOther quiz:
Grammar › ViewThomas will be late to work, _____ he has a dental appointment.
A. and
B. nor
C. so
D. for
Future Continuous Tense › View
I guess you …………….. thirsty after working in the sun.
A. are feeling
B. will be felt
C. will be feeling
Grammar › ViewMoscow is one of the most important cities in Russia.
A. Moscow is more important than most other cities.
B. Moscow is more important than most other cities in Russia.
C. Moscow is more important than any other city in Russia.
D. Moscow is not as important as other cities in Russia.
Modal Verbs › View
You’re tired all the time. You ___________stay up late on the internet every night.
A. should
B. shouldn’t
