[ Expressing Obligation and Modals ]
You …. use a telephone in class.
A. must
B. must not

Random Topics:
Auxiliary Verbs, if, unless and ModalPoetryZero & First ContidionalGrammar (want to/ need to/ have to)Verb & GrammarConditional SentencesPunctuation and GrammarTenses UsagePresent Simple vs Present ContinuousPresent Perfect Simple & ContinuousOther quiz:
Grammar › ViewMatt is really … . He always does well in exams.
A. intelligent
B. jealous
C. nervous
Mixed General Quiz › View
The professor is an ___ specialist in the field.
a. emanate
b. eminent
c. imminent
I think my best friend ____________ the new job next month.
A. will start
B. is starting
C. going to start
Describing Words › View
The road is very ………….. and bumpy.
A. smooth
B. rough
