Find the part of the given sentence that has an error in it. If there is no error, choose ‘No error’.
Make sure you known how to swim.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. you known.
In the above sentence 'you known' should be replaced with 'you know.'
"Known" is past participle of the verb 'to know' whereas the sentence will be grammatically correct when "know" will be used, which is the present tense.