29.I've thrown away my old trousers. I'll have to buy__________.
A: a new pair
B: a new one
C: some new
D: one
A: a new pair
B: a new one
C: some new
D: one
举一反三
- I don't have to buy a new dictionary because I've found my old （） A: one B: it C: that
- I can't buy a new computer until next month,_________ I'll have to use this old one now. A: so B: while C: since D: but
- My watch is broken. Will you please buy me ____? A: one new B: new one C: a new one D: new a one
- I want to buy two new ________ of trousers and three T-shirts for my holidays. A: pair B: pairs C: parts D: pieces
- I'll have to buy ( ) trousers. A: a B: two C: a pair of D: pair