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The following question has a sentence with three underlined parts labelled (a), (b) and (c). Read each sentence to find out whether there is any error in any underlined part and indicate your response against the corresponding letter i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).

How long(a)you are(b) in this profession? (c) No error. (d)

This question was previously asked in
CDS I 2017 General Knowledge Previous Year Paper (05-Feb-2017)
The correct answer is

B

Identifying Grammar Errors in English Sentences

The question asks us to find the part of the sentence that contains a grammatical error. The sentence is broken down into three parts, labelled (a), (b), and (c), followed by an option (d) for 'No error'. The sentence is: "How long (a) you are (b) in this profession? (c) No error. (d)"

Analyzing Each Part of the Sentence

Let's look at each underlined part:

  • (a) How long: This phrase is commonly used to ask about duration. It is grammatically correct for starting a question about a period of time.
  • (b) you are: This part uses the present simple tense ("are") with the subject "you". The question begins with "How long", which indicates we are asking about the duration of being "in this profession". When asking about a state or action that started in the past and continues up to the present, we typically use the present perfect or present perfect continuous tense. The present simple tense ("you are") refers to a current state without emphasizing duration from the past.
  • (c) ?: This is the punctuation mark at the end of a question. It is correctly used here as the sentence is an interrogative sentence asking for information.
  • (d) No error: This option is selected if no error is found in parts (a), (b), or (c).

Identifying the Error

The phrase "How long" specifically probes the duration. To correctly ask about how long someone has been "in this profession," which is a state that began in the past and continues into the present, the verb tense needs to reflect this duration. The structure "How long..." typically requires the present perfect tense (have/has + past participle) or the present perfect continuous tense (have/has + been + -ing). In this case, asking about being "in this profession" (a state), the present perfect tense is appropriate.

Instead of "you are" (present simple), the correct form to express duration from the past until now is "have you been" (present perfect) or "have you been working" (present perfect continuous, though "have you been" is more standard for the state "in this profession"). Therefore, the phrase "you are" is grammatically incorrect in the context of a "How long" question about duration up to the present.

Correcting the Sentence

The grammatically correct question would be: "How long have you been in this profession?"

Conclusion

The error lies in part (b) "you are", as it uses the wrong verb tense (present simple) to ask about duration with "How long". The correct tense should be present perfect ("have you been").

Part Text Analysis Error?
(a) How long Correct phrase for duration No
(b) you are Incorrect tense for duration (should be present perfect/continuous) Yes
(c) ? Correct punctuation for a question No

Based on this analysis, the error is in part (b).

Revision Table: Understanding Tenses with 'How long'

When you use "How long" to ask about the duration of something that started in the past and continues now, you need a tense that shows this connection to the present. Here are the common tenses used:

  • Present Perfect Simple: Used for states or completed actions with results in the present. Structure: How long + have/has + subject + past participle? Example: How long have you lived here? (Still living here)
  • Present Perfect Continuous: Used for actions that started in the past, are still happening now, and emphasize the duration. Structure: How long + have/has + subject + been + verb-ing? Example: How long have you been studying English? (Still studying now)

In the given sentence, "being in this profession" is a state, so the present perfect simple ("have you been") is the appropriate choice.

Additional Information: Common Grammar Errors

Misusing verb tenses, especially with time expressions like "How long," "since," "for," "already," "yet," can be a common source of grammar errors. It's important to understand how different tenses connect past, present, and future actions or states. Always consider the time frame and whether an action or state is completed or ongoing when choosing a tense.

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