Which word is incorrectly spelled?

1.'$Silence^{\prime} relates \to-$

2.'$Frequency^{\prime} is$ a-.

3.Finish the sentence : If there was a concert today -.

4.The correct translation of 'সাকিব সুন্দর গান গাইতে পারে' is -.

5.Jashim looks sick.

6.Which of the following words is misspelt?

7.Which phrase contains words that are opposite to each other in meaning?

8.Finish the following sentence : "if there is a will,-."

9.Choose the word closest in meaning $\to$ '$anxiously^{\prime}.$

10.Fill in the blanks with the most appropriate preposition : Is there anything good ¾ television this evening?

11.Choose the word that means the opposite of '$reluctantly^{\prime}.$

12.Which sentence is correct?