______ in debt to anyone, Tony is very careful about the loans.
A: Never has been
B: Having never been
C: Never being
D: Never having been
A: Never has been
B: Having never been
C: Never being
D: Never having been
举一反三
- ______ during the war, the airport has never been used again. A: Has damaged B: Having damaged C: Has been damaged D: Having been damaged
- He said he________to Beijing. A: has never been B: had never been C: has never gone D: had never gone
- Never having been to China, I ___ little about it. A: knew B: an knowing C: has known D: know
- There is one thing I dislike about him, he will never admit _____ a mistake. A: having made B: making C: being make D: having been made
- ________hard before, Tom is afraid of failing in the exam. A: Having been worked B: Not to have worked C: Having never worked D: Never have worked