1. Sears Tower in Chicago is (442 meters) hight.
⇒ What is the hight of Sears Tower in Chicago ?
2. My favorite drink is (apple juice).
⇒ What is your favourite drink ?
3. A tube of toothpaste in (20.000 dong).
⇒ How much does the toothpaste cost ?
4. My sister is (listening to music) at the moment.
⇒ What is she doing at the moment ?