Question 27:

The sentence needs to express that a counsellor í willing to listen to teenagers and asist them in resolving their isues.
Option A há incorrect grammar: "helping them their problems" í not corect.
Option B í grammatically corect and conveys the intended meaning: "The counsellor í ready to listen to teenagers to help them solve their problems."
Option C há incorrect tến and grammar: "counsellors were ready listening" í not proper.
Option D há incorrect grammar: "ready for listening teenagers" í not grammatically corect.

Therefore, the corect answer for Question 27 í B.

Question 28:

The sentence needs to express that someone í unsure ò what to do because they have not cooked before.
Option A í grammatically corect and conveys the intended meaning: "She í not sure what to do first so she há not cooked before."
Option B há incorrect tến: "ứa not cooking before" í not suitable.
Option C há incorrect prepositions: "not sure for what to do" and "dóe not cook before" are grammatically incorrect.
Option D í grammatically corect and conveys the intended meaning: "She í not sure about what to do first á she há not cooked before."

Therefore, the corect answer for Question 28 í D.