V. Read the following passage and choose the item (a, b, c, or d) that best answers each of the questions about it.

Nowadays, you don't need to be at home or at the office to use the phone. You can carry a mobile phone in your pocket or keep one in your car. With a mobile phone, anyone who can talk and walk can also phone and walk. You don't have to look for a pay phone to make a call anymore.

Now you can take your calls with you everywhere.

pay phone = public telephone

27. What is the passage written about?

a. the office b. public telephone c. mobile phone d.making a call

28. Nowadays, you ______ be at home or at the office to use the phone.

a. shouldn't b. ought not to c. mustn't d.don't have to

29. What does the word 'one' in line 2 refer to?

a. home b. office c. pocket d.mobile phone

30. The phrasal verb 'look for' in line 4 mean______.

a. try to find b. take c. have d.try using

31. Which of the following is not true?

a. If you have a mobile phone, you can phone and walk.

b. Nowadays, you don't have to look for a public telephone to make a call anymore.

c. Today, you can make a call anywhere.

d. You must keep a mobile phone in your pocket.