dung dang dung cua tu trog ngoac
5.how much(lan/pay)..................for the phone card
6.the phone is ringing.i (answer)..................it
7.let's(go)...............to the post office
8.could you tell me how(get)...................to the nearest bus stop?
9.i'd like(send)..............this letter to the USA
10.she needs(buy)................a phone card