[ Idioms ]
It isn’t a good idea to cause trouble when you can’t speak the language.
a. mix up
b. make waves
c. mud up

Random Topics:
Verb-ing and InfinitiveAction vs Linking Verbs/ Verb PhrasesPassive Voice and ModalsPresent Perfect and Present Perfect Progressive TensesTOEFL Adjective and AdverbPrepositions of Time & PlaceVerbs & AdverbsConditional and SubjunctiveModal PerfectPresent Simple Tense PassiveOther quiz:
Simple Tenses › ViewAre the windows ___ by the janitor every day?
A. cleaning
B. cleaned
C. clean
D. cleans
Grammar › View
Identify the subject in the sentence below?
Behind the tree lurked a tiger.
A. tree
B. lurked
C. a tiger
Grammar › ViewWhat is the predicate (verb) in the sentence?
The wind has been blowing for several hours.
A. the wind
B. hours
C. several
D. has been blowing
Vocabulary › View
to assist someone do something.
A. help
B. hinder
C. obstruct
