[ Modals ]
All passengers ……… remain in their seats
A. Have to
B. Can

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Sentence Structure › ViewThe test was difficult many students didn’t pass it.
A. NO CHANGE
B. difficult; many
C. difficult, many
D. difficult. Many
TOEFL Grammar › View
Leonardo da Vinci, ___________ and inventor from the Renaissance, created some of the world’s most famous artworks
A. who painted
B. a master painter
C. who is a master painter
D. was a master painter
Grammar › ViewTo eat a healthy breakfast is important.
A. Non-Finite Clause
B. Finite Clause
Simple Past Tense › View
My brother __________ a bear an hour ago.
A. Seen
B. Saw
C. Sees