[ Idioms ]
The Great Wall of China was not thick enough to ___ back the invading hordes.
a. hold
b. play
c. give
d. go

Random Topics:
ProverbsPerfect Verb TensesConditional Sentence 0, 1Continuous TensePrepositions of Time & PlaceAdverbsPrepositions of Location, Movement and TimePast Perfect SimpleVerb Tenses (Progressive, Perfect)Demonstrative SpeechOther quiz:
Prepositions and Adverbs › ViewPlease take all your belongings _________ the drawer before moving desks.
A. into
B. out of
C. by
D. through
Grammar › View
The feet go ________ the socks.
A. inside
B. under
C. behind
D. from
