In order to protect your private information, you _________choose a combination that is easy to remember but unknown to others as your password or PIN.
A.had better to B.had better C.have better D.have better to正确答案B
In order to protect your private information, you _________choose a combination that is easy to remember but unknown to others as your password or PIN.
A.had better to B.had better C.have better D.have better to正确答案B
