I warned him to keep the matter confidential.
A: private
B: safe
C: personal
D: secret
A: private
B: safe
C: personal
D: secret
举一反三
- That matter is so confidential that it must not be discussed outside the office. A: impressive B: comprehensible C: secret D: indispensable
- The word "confidential" (para. 6) probably means ______. A: secret B: private C: detailed D: sophisticated
- We shall keep the money in a secure place. A: clean B: secret C: distant D: safe
- It's the top task for us to keep our customers' material strictly ____________. A: private B: confident C: confidential D: mysterious
- —It’s a top secret .—Yes，I see. I will keep the secret ▲ you and me.