The verbs is, am, are, was, were and will be are forms of the infinitive

Give the examples of monera. no wrong answer. don't answer of you don't know.

Which of the following is the main purpose of using an anchored network of booms which funnel debris to a collection area?

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed