排球比赛中，当排球压线属于界内球。
A. 对
B. 错
1. What happened to the old man on a downtown Brooklyn street corner?
A. He was hit by a car while crossing the street.
B. He had a sudden heart attack.
C. He was injured by a collapsing building.
D. He got a call from his son's Marin Corps.
What did the hospital do when a letter was found in the old man's pocket?
A. It contacted the Marine Corps camp.
B. It talked to the Red Cross director in North Carolina.
C. It called the local Red Cross.
D. It asked the son's office to give him leave.
导游语言“八要素”中的“言之有理”要求的是导游语言应（ ）。
A. 有鼓动力
B. 令人信服
C. 以理服人
D. 幽默风趣
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