[ Modal Verbs ]
When you are flying, you ___________ wear comfortable clothes.
A. should
B. have to
Select your answer:
Random Topics:
Present Simple and Present ContinuousSuperlativesPast Simple & Past ContinuousPresent Perfect & Past Simple TenseComparatives - SuperlativesConditional Sentence Type 2 and Type 3Grammar: Have toUsed to - Would - TensesGrammar: so and suchOther quiz:
Grammar › ViewNobody could hear her_______ she spoke too quietly.
A. although
B. because
C. because of
D. in spite of
Grammar › View
The police are not sure ＿＿＿ the beautiful painting（畫）in the art museum.
A. that is taking away
B. that took away
C. who took away
D. who to take aw