6. proper
A: regular
B: correct
C: normal
D: appropriate
A: regular
B: correct
C: normal
D: appropriate
举一反三
- He faced up to these difficulties with his__________ courage． A: usual B: normal C: regular D: average
- _____ exercises and a healthy diet enable people to live longer. A: Normal B: Regular C: Average D: Ordinary
- 合格的，符合条件的 A: eligible B: proper C: appropriate D: fit
- You will be informed of the details at the appropriate time. A: earlier B: proper C: given D: wrong
- Conduct ______ are requirements of proper and appropriate behavior. A: reactionaries B: norms C: decks D: badges