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6. Once a _____ of lions lived in the forest.
A) pride B) swarm C) troupe D) herd
7. A_____ of football players arrived at the hotel last night.
A) gang B) team C) troupe D) school
8. A flock of birds_____ circling the field.
A) was B) were C) is being D) are being
9. Some _____have been brought in from the car.
A) package B) packages C) the package D) the packages
10. The elderly _____increasingly asserting their rights.
A) is being B) are being C) is D) are
答案：6 a 7 b 8 a 9 b 10 d
