[ Modals ]
You have to be careful in this part of the city. It _____ be dangerous.
A. can
B. is able to

Random Topics:
Grammar PhrasesAdjective vs AdverbPast simple - Irregular VerbsWish + Verb 2Modal and Phrasal VerbsRelative PronounsCardiology ServicesSimple Present and Present ContinuousConditionals and Modal VerbsBare Infinitive and To InfinitiveOther quiz:
Grammar › ViewThe best time _________ the Flag Tower of Ha Noi is during the evening when it lights up.
A. visiting
B. visited
C. to visit
D. to be visited
Grammar › View
The thief …………….. to escape by the back door because it was locked.
A. able
B. was able
C. was unable
D. could able
Grammar › ViewWe _______ a meeting tomorrow morning so please be punctual.
A. has
B. have
C. had
D. were having
Modals for Obligation › View
Come to my birthday party. You don’t _____ buy me a present, just come. I’d love to see you.
A. must
B. mustn’t
C. have to
D. shouldn’t