石英传感器的正压电效应可以测量
A. 物体的重量
B. 子弹的发射后座力
C. 水流的冲击力监测
D. 细胞核称量
What is the most important meal of the day?
A. Breakfast
B. Lunch
C. Supper
D. Afternoon tea
What DON'T we usually do in the morning?
A. Brushing our teeth
Bathing
Cleaning the room
D. Getting ready for school
Which of the following statements is TRUE according to the proverb?
A. We should eat a big breakfast
B. We should eat a big dinner
C. We should eat a simple lunch
D. We should eat three full meals