2. The whole world fought the epidemic side by side and went to the front line without fear of life and death.
3. The whole world fights the epidemic side by side, with great wisdom and courage to keep peace.
The whole world is fighting the epidemic side by side, and there are overseas Chinese in Kyushu.
The whole world is fighting the epidemic side by side, and the national disaster is also a hero at present.
Imitation can consider its implicit requirements from the following aspects:
(1) See whether the example sentence is simple or complex, declarative or interrogative, whole or scattered, affirmative or negative, long or short.
(2) Look at the logical relationship between the structure of phrases in a single sentence and clauses in a complex sentence.
(3) Look at the style, color and emotional tone.
(4) Look at keywords and so on. We should attach great importance to the analysis of implicit demand.