Learning to write is learning to think. You don’t know things clearly _______ you can write them down.
A: unless
B: if
C: since
D: whether
A: unless
B: if
C: since
D: whether
举一反三
- You can’t read most efficiently if you don’t “write between the lines”.
- ________ you keep on learning, you are sure to master the English language. A: If B: As long as C: Since D: Unless
- Don’’t forget to write to me, ________ A: will you B: didn’t you C: are you D: don’t you
- Don′t forget to write to me, __________ ? A: don't you B: didn't you C: are you D: will you
- ________ you keep on learning, you are sure to master the English language. A: If only B: As long as C: Since D: Unless