[ Grammar ]
It is the teacher’s patience and enthusiasm ____ inspire his students to study hard.
A. which
B. that
C. what
D. how

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Present Perfect › ViewWe’ve ____ the Pyramids
A. See
B. Saw
C. Seen
Grammar › View
………… colors do you like most, red or green?
A. Why
B. Where
C. Which
D. How many
