The writer suggests that there is no sense in buying the latest volume ______.
A: because it is not worth the price
B: because it has fewer entries than before
C: unless one has all the volumes in his collection
D: unless an expanded DNB will come out shortly
A: because it is not worth the price
B: because it has fewer entries than before
C: unless one has all the volumes in his collection
D: unless an expanded DNB will come out shortly
举一反三
- A tourist will easily lose his way in Beijing______he has a map or a guide. A: if B: because C: unless D: when
- The old man leads a simple life, _______ he has a lot of wealth. A: although B: so C: unless D: because
- Why is the man busy A: Because he has a date that day. B: Because he is on duty at the library all day and can’t get out of it. C: Because he is busy with his term paper. D: Because his other friends will come.
- Business communication has become more challenging than ever before, because of ( )
- —Shall Brown come and play computer games —No, ______ he has finished his homework. A: when B: if C: unless D: once