According to the announcement, the passengers could take off their seat belt when ______.
A. they wanted to go to the washroom
B. the seat belt warning light was turned off
C. the seat belt warning light was turned on
D. they wanted to look after their children
查看答案
According to the passage, how do human bodies maintain balance？
A. They adjust themselves timely in line with their physical conditions.
B. People increase or lower the body temperature by sweating.
C. People's hearts pound to compensate when the blood pressure goes up.
D. Both B and C
Rosie suggests having a coffee in the office.
A. True
B. False
This announcement is most probably made ______.
A. in a bus
B. on a plane
C. in a ship
D. in attain
Which of the following is NOT true according to the passage？
A. Domestic robot will undertake some hard, unpleasant and uninteresting housework.
B. Domestic robot will be designed human-like.
C. The using of industrial robot is pervasive now.
D. The future domestic robot should have great adaptability.
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