Which of the following is NOT mentioned as an important factor in improving memory().
A: Physical exercise.
B: Food supply.
C: Water supply.
D: Enough sleep.
A: Physical exercise.
B: Food supply.
C: Water supply.
D: Enough sleep.
举一反三
- How did the men get their water supply at the South Pole A: [A] They dug out clean snow. B: They depended on ships to bring them water supply. C: They depended on planes to bring them water supply.
- A technician receives a computer for repair and observes that the fan on the power supply is not moving. Which of the following should the technician do？ （） A: Move the power supply voltage switch to 220 volts. B: Add an additional fan to help cool the computer. C: Replace the cable that attaches the power supply to the motherboard. D: Replace the power supply.
- In the fuel supply system of marine diesel engine, the displacement of the supply pump should be _____ the fuel consumption of the main engine to ensure that the main engine can get enough fuel supply. A: more than B: equal to C: less than D: AorBorC
- Which of the following government regulations has the chief purpose of improving control of the money supply?
- Which of the following is wrong for enhancing the immune function（ ） A: Maintain a positive and optimistic mentality B: Intense physical exercise C: A balanced diet D: Get enough sleep E: Get vaccinated