Passive voices can be present, past, with modals and stative passive. The correct blank is <u>could be seen</u>.
<h3>What are modals?</h3>
Modals are the verb form that represents the ability, necessity, and intent in the sentence of another verb form. Some examples of models are could, can, might, would, must, etc.
Modals are used with passive voice in sentences as object + modal + be + past participle form of the verb. hence the sentence will include could (modal) + be and seen (past participle).
Therefore, the correct blank is <u>could be seen.</u>
Learn more about modals here:
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Answer:
Kites are been flown by the children.
Explanation:
If this was the missing paragraph 6:
<span>"The details of Napoleon's death are unclear. However, there is no question that people today are getting ill and dying from arsenic poisoning. Arsenic compounds occur naturally in the earth's makeup. Contamination of ground water has been found in many countries, including Argentina, Chile, China, India, Mexico, Taiwan, Thailand, and even the United States. It is a global problem."
</span>
<span>The best question to ask after reading paragraph 6 is:
How did the ground water in these countries become contaminated?
It is the best question because the contamination has already reached numerous countries and it should be stopped before it becomes a bigger global problem by contaminating other countries. </span>
Answer:
where are the statements?
Explanation: