It's a verb form that begins with to followed by the base form of the verb.
Infinitive
Identify the infinitive or infinitive phrase.
Killer whales, or orcas, use a variety of techniques for hunting marine mammals and other prey; some may even beach themselves to ambush seals on the shore.
to ambush seals on the shore
Which verb mood is used in the bold part of the sentence?
The librarian asked that we be quiet while working on our chemistry assignment.
Imperative
Identify the infinitive or infinitive phrase.
To scroll down the web page, click on the scroll box and drag it down, or use the down-arrow key on the keyboard.
To scroll down the web page
Identify the infinitive or infinitive phrase.
On Miles Davis's Kind of Blue, one of the best-selling jazz recordings of all time, the musicians were given only sketches of what to play; the whole album was improvised.
to play
Select the participle or participial phrase.
In 2013, German authorities discovered more than one thousand pieces of artwork hidden in the Munich apartment of an elderly recluse.
hidden in the Munich apartment of an elderly recluse.
Identify the participle or participial phrase.
Destiny recommended a website that features breaking news and in-depth coverage of national and international politics.
breaking
In the sentence:
That stunning bouquet of tulips was a gift from Olivia.
Is Stunning a past participle or present participle?
present participle
In the sentence:
Filled to capacity, the bus had no room for additional riders.
Is Filled a past participle or present participle?
Past participle
Identify the infinitive or infinitive phrase.
In order to become an airplane mechanic, you need between one and three years of practical experience working with power plants or airframes, and you must pass several tests.
to become
Identify the gerund or gerund phrase.
Before defrosting the windshield, Tisha tried to remove the ice and snow from her vehicle.
defrosting the windshield
Identify the gerund or gerund phrase.
In 1993, to meet demand for better fuel economy, the automobile company Toyota began developing the hybrid car now known as the Prius.
developing the hybrid car now known as the Prius.
Identify the gerund or gerund phrase.
In baseball, bunting can be a good strategy to help runners advance to the next base. When the batter hits the ball softly, the infielders are forced to run in toward home plate.
bunting
Select the gerund or gerund phrase.
Uncle Hassan studied welding, and now he works as a technician in a metal fabrication company that produces and assembles metal parts for machinery.
welding
Identify the gerund or gerund phrase.
According to researchers, apologizing for mistakes provides psychological benefits and often makes the apologizer feel better.
apologizing
Verb mood that is used in indirect commands, suggestions, or requests,which are clauses that appear after verbs like "demand," "suggest," and "ask."
Subjunctive
Verb mood that is used to express facts and opinions.
Indicative
Verb mood that is used to ask questions.
Interrogative
Verb mood that is used for giving direct commands.
Imperative
Verb mood that is used to talk about situations that depend on something else happening or something else being true.
Conditional
Which verb mood is used in the bold part of the sentence?
Using your new telescope, can you see Saturn's rings clearly in the night sky?
Interrogative
Which verb mood is used in the bold part of the sentence?
After Amanda returned to school, her teacher asked that she complete the missing assignments within two weeks.
Subjunctive
Which verb mood is used in the bold part of the sentence?
If I could remember to brush my teeth every night, I would get fewer cavities.
Conditional
Which verb mood is used in the bold part of the sentence?
Each year, around fifty thousand tourists visit Tanzania to climb Mount Kilimanjaro, Africa's tallest mountain.
Indicative
Which verb mood is used in the bold part of the sentence?
I would devote more time to trumpet practice if the day were longer.
Subjuntive