Question 9. My phone battery is low. Could you pass me the______________?
A. charger B. speaker
C. earphones D. printer
Question 10. It is convenient for you to read__________when you travel.
A. laptop B. e-books
C. computer D. printer
Question 11. I want to buy a digital camera because it is money-saving.
A. portable B. versatile
C. convenient D. economical
Question 12. ___________is a wonderful invention for housewives. They don’t have to wash clothes by hands anymore.
A. Refrigerator
B. Washing machine
C. Solar charger
D. Television