[ Grammar ]
What does a pilot do?
He _____________________.
A. flies airplanes
B. fly airplanes
C. cleans airplanes
D. helps airplanes

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Grammar › ViewWe deeply appreciate that you have made the whole procedure well- _____.
A. organization
B. to organize
C. organizing
D. organized
Vocabulary › View
What does ‘Provoking’ mean?
A. Something that causes a reaction
B. A peaceful feeling
C. A type of cooking method
D. A new game
Grammar › ViewWe ____________ (never visit) the museum before.
A. visits
B. visiting have
C. have never visited
D. visited have never
Grammar › View
They ________ be very happy. They never stop smiling.
A. can
B. must
C. can’t