In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.
I was(A)/at loss(B)/and did not know what to do(C)/No error(D)
In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.
In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence. Complete with regard to every detail