【题目】My sister likes sitcoms because they can make her ______relaxed.

【题目】------What’s the delicious food you have had in Beijing, Alex?

【题目】— What is the instrument used for?

【题目】 –I ______ know you can play the piano so well.

【题目】There is a______ on the desk.

【题目】---What’s wrong with you ? You look so tired.

【题目】---- Keep quiet , kids . Dad _______ in the next room.

【题目】 My uncle has two children, a son and a daughter. The son is ______ English teacher and______ daughter is a nurse.

【题目】—______ does a car cost（花费）in China?

【题目】I don't have much time for breakfast, so I usually eat very (quick).