[ Modal Verbs ]
Athletes _____ be careful when using medicines or any kinds of drugs.
A. are permitted to
B. are able to
C. are allowed to
D. are required to

Random Topics:
Miscellaneous Grammar UsagesHow many / How much - Is there / Are thereGrammar Like & Linking Verbas...as, comparatives, superlativesGrammar and VocabulariesCan, Could, May, MightGrammar: Imperative and Exclamatory SentencesGrammar of Conjunctions and PrepotitionsThe Structural Types of SentencesWord Form & Verb TenseOther quiz:
Tenses and Word Formation › ViewThe customer ——— complained through a variety of channels before leaving a negative review on the Web site.
A. had
B. did
C. was
D. will
Past Perfect and Past Perfect Continuous Tense › View
Some of the jury _______ the law before they worked in the court.
A. broke
B. had broken
Articles › ViewShe makes … living by selling flowers from her garden.
A. the
B. an
C. a
D. –
Present Continuous › View
_____ Thomas and Mathew ______ (watch) the soccer match tonight?
A. Is Thomas and Mathew watching the soccer match tonight?
B. Are Thomas and Mathew watching the soccer match tonight?
C. Do Thomas and Mathew watch the soccer match tonight?
D. Does Thomas and Mathew watch the soccer match tonight?
