When exchange name cards, usually ,（ ）people or（ ） official give theirs to older people or higher official .
举一反三
- When exchange name cards, usually ,（ ）official give theirs to（ ）official .
- In America, people usually need to give a tip to the service people when the service is done. The tip is usually 15 to 25% of the total fare.
- (4) Observational studies refer that _____. A: the older people get, the higher risk to get high blood pressure B: the older people get, the less relation happens between hypertension and dementia C: the older people get, the more relation happens between hypertension and dementia D: the older people get, the higher risk to get cardiovascular diseases
- People familiar with the matter said that an official ______ could come as early as today.
- ________ is the official name of Britain.