5 - Lamp The light source in a flashlight. In most flashlights, the lamp is either a tungsten filament (incandescent bulb) or a light emitting diode (solid state bulb), also known as an LED. The tungsten filament or LED glows when electricity flows through it, thus producing visible light.
2. Infinitives are the to form of the verb. The infinitive form of learn is to learn.. You can also use an infinitive as the subject, the complement, or the object of a sentence. Examples: 1  To learn is important. 2  subject of sentence. 3  The most important thing is to learn. complement of sentence.
An Infinitive Phrase is a group of words consisting of an infinitive and the modifier(s) and/or (pro)noun(s) or noun phrase(s) that function as the actor(s), direct object(s), indirect object(s), or complement(s) of the action or state expressed in the infinitive, such as: We intended to leave early.