-Where did you get this book?
-I picked it up from a second-hand bookshop if you __________ know.
A.must |
B.will |
C.can |
D.shall |
推荐套卷
-Where did you get this book?
-I picked it up from a second-hand bookshop if you __________ know.
A.must |
B.will |
C.can |
D.shall |