Where probably can you find this text?
A. Outside an exhibition center.
B. On the front door of a cinema.
C. In newspapers.
查看答案
When do people need more water?
A. When they are thirsty.
B. When they've just had exercises.
C. When they are sick.
How long will people live without water?
A. One day.
B. Two or three days.
C. A long time.
【B7】
A. cup
B. box
C. glass
【B6】
A. in
B. on
C. under