________ at the military academy is so rigid that students can hardly bear it.
A) convention
B) confinement
C) principle
D) discipline
test results are beyond ________; they have been repeated in labs all over the world.
A) negotiation
B) conflict
C) bargain
D) dispute
3.I was so ________ in todays history lesson. I didnt underst and a thing.
A) amazed
B) neglected
C) confused
D) amused
________ you to at least 50% off the regular price of either frames or lenses when you buy both.
A) presents
B) entitles
C) credits
D) tips
rts and high mountains have always been a ________ to the movement of people from place to place.
A) barrier
B) fence
C) prevention
D) jam
order to make things convenient for the people, the department is planning to set up some ________ shops in the residential area.
A) flowing
B) drifting
