问题题干答案解析相关问题热门问题最新问题

问题详情

An orange flag showing a black circle and square is a（）.

A、signal indicating a course change

B、distress signal

C、signal of asking to communicate with another vessel

D、signal indicating danger

时间：2022-02-24 18:43 关键词：遇险用语

答案解析

相关问题

A discussion meeting should place tables into a circle or square, so that everyone can see each other
______ it or not ,his discovery has created a stir in scientific circles
An output device, such as a keyboard or mouse, gathers input and transforms it into a series of electronic signals for the computer
Decide on the best choice and mark thecorresponding letter on the answer sheet Passage A What is your favourite colour Do you like yellow, orange or red If you do, you must be anoptimist, a leader, an active person who enjoys life, people and excitement Do you prefer greys and blues Then you are probably quiet, shy, and youwould rather follow than lead You tend to be a pessimist At least, this is what psychologists tell us, and they should know, because they have beenseriously studying the meaning of colours preference, as well as the effect that colours have on human beings They tell us, among other facts, that wedo not choose our favourite colour as we grow up---we are born with our preference If you happen to love brown, you did so, as soon as you openedyour eyes, or at least as soon as you could see clearly Colours do influence our moods---there is no doubt about it A yellow room makes most peoplefeel more cheerful and more relaxed than a dark green one; and a red dress brings warmth and cheer to the saddest winter day On the other hand,black is depressing A black bridge over the Thames River, near London, used to be the scene of more suicides than any other bridge in the area---untilit was repainted green The number of suicide attempts immediately fell sharply; perhaps it would have fallen even more if the bridge had been done inpink or baby blue Light and bright colours make people not only happier but more active It is an established fact that factory workers work better,harder, and have fewer accidents when their machines are painted orange rather than black or grey 56 “You would rather follow than lead”means（）
On a gnomonic chart，a great circle track between Los Angeles and Brisbane will appear as a （）.