In the below given questions, a part of sentence is bold. All you have to do…

In the below given questions, a part of sentence is bold. All you have to do is identify a suitable replacement for the underlined portion to properly construct and improve the sentence. In case there is no improvement needed and you feel that the sentence is grammatically correct, then choose the “No Improvement” option.

I guess John had something urgent to discuss, however he was unable to express the thoughts to his mother.