1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Neko [114]
3 years ago
8

When using the perfect tenses of verbs, it's necessary to add a/an infinitive

English
1 answer:
dimulka [17.4K]3 years ago
6 0
When using the perfect tenses of verbs, it's necessary to add a helping verb.
For example: I have been working on that paper for weeks.
Have and been are helping verbs, and the whole tense is called present perfect progressive. 
You might be interested in
To show cause and effect is the likely purpose of which of these presentations?
givi [52]
The presentation which most likely shows the purpose of cause and effect is option C. The ways that El Nino changed weather patters around the world. This presentation highlights the causes of El Nino, how does it happen, and what would be its effects to the people around the world.
8 0
3 years ago
Read 2 more answers
Is the right grammar Whom did you ask for directions ?
Anastasy [175]
Yes because the person who was asked is the object of the sentence by the verb ask
8 0
3 years ago
An older model car accelerates from 0 to speed v in 10 seconds. a newer, more powerful sports car accelerates from 0 to 2v in th
Rashid [163]
<span>Answer: For the old car:- By v = u + at =>v = 0 + 10a =>a = v/10 m/s^2 By s = ut + 1/2at^2 =>s = 0 + 1/2 x v/10 x 10 x 10 = 5v Thus F = ma =>F = m x v/10 = mv/10 =>P(old) = F x s = mv/10 x 5v = 1/2mv^2 ------------------------(i) For new car:- By v = u + at =>6v = 0 + 10a =>a = 3/5v By s = ut + 1/2at^2 =>s = 0 + 1/2 x 3/5v x 10 x 10 =>s = 30v By F = ma =>F = m x 3/5v = 3mv/5 Thus P(new) = F x s = 3mv/5 x 30v = 18mv^2 ------------------------------(ii) =>P(new) : P(old) = 18mv^2 : 1/2mv^2 = 36 : 1</span>
4 0
3 years ago
A protagonist should grow and go on a journey. They don't need to necessarily be a "good guy," but they are the focus of the sto
ankoles [38]

Answer:

A. true

Explanation:

It is true because the protagonist does not have to be the good guy they are just the main focus.

7 0
2 years ago
Read 2 more answers
What’s the theme in great gatbys
Yuliya22 [10]
Something about someone stealing something an getting into music
4 0
2 years ago
Other questions:
  • When we say that discovering theme is partly a subjective task, we are using which of the following meanings of subjective?
    12·2 answers
  • Read the excerpt from Chapter 3 of Wheels of Change . Repeated injuries to women riding in long, full skirts propelled female cy
    9·2 answers
  • Will give brainliest!!!! plz help me
    14·1 answer
  • What<br>does derivative mean in this poem?​
    15·2 answers
  • What is the adverbial phrase in the following sentence?
    7·1 answer
  • Seasons are celebrations.
    13·1 answer
  • What is the definition of a claim statement?
    5·2 answers
  • Anyone who knows this please help
    11·2 answers
  • Question 5 (5 points)
    12·1 answer
  • Montag turns to books to rescue him; instead they help demolish his life- -he loses his wife, job and home; he kills a man and i
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!