[ Modals ]
A pilot _____ wear a uniform when he’s at work.
A. has to
B. must

Random Topics:
Prepositions of MovementPassive Voice - Present TensesArticles & QuantifiersAdjectives and VocabularyInfinitives and GerundsPresent Perfect Tense and Simple Past TenseCan vs CouldAdjective / Noun + to InfinitiveFuture Simple TenseThe Future Simple TenseOther quiz:
Vocabulary › ViewWhich word means “to cause a decrease in size, number, or degree”?
A. escalate
B. amplify
C. contract
D. magnify
Vocabulary and Grammar › View
__________ at the end of the movie? I thought it was really sad.
A. Do you cry
B. Were you crying
C. Would you cry
D. Did you cry
Grammar › ViewWhy don’t we _________ a backup plan in case something bad happens?
A. plan
B. make
C. come up with
D. create
Grammar › View
We …………………… wash our hands before meals.
A. have to
B. don’t have to
