题目内容
“台独”分裂势力及其活动，是两岸关系和平发展的最大障碍。
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香港《国安法》于2020年6月在（ ）通过。
港澳回归后，由于它们实行高度自治政策，不得纳入国家治理体系。
Certain microorganisms are never considered to be members of the normal flora. They are always considered to be pathogens. Which one of the following organisms fits into that category?
Structure and substances that may enhance the virulence or invasiveness of a bacterium include
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