[ Grammar ]
__________ do birds fly south in winter?
Because it’s warmer there and they can find more food.
A. What
B. When
C. Why
D. Who

Random Topics:
Action VerbModals of ObligationModalsVerbs & Verb TensesConjunctions and PrepositionHave GotTime ClauseTOEIC Grammar and Vocabulary ReviewClause Markers TOEFL GrammarTenses and ConclusionsOther quiz:
Grammar › ViewWe can get some bread, milk and eggs from the_________.
A. wet market
B. grocery shop
C. bakery
D. hardware store
Question Words › View
________ money do you have in the bank?
– I don’t have any money in the bank. I’m broke!
A. What
B. How much
C. How many
Look ! A hamster ______ by a cat.
A. is chased
B. is being chased
C. was being chased
D. has been chased
Subject-Verb Agreement › View
In the foreground of the painting _____ two women playing musical instruments.
A. Is
B. Are
