问题补充:
We have a high regard for Mr. Black because he always tries to his principles.
A. live up to
B. look forward to
C. catch up with
D. put up with
答案:
(答案→)A. live up to
B. look forward to
C. catch up with
D. put up with
解析:本题考查动词短语。 句意:我们十分尊重Mr. Black,因为他总是信守原则。live up to 意为“遵守,实践(诺言,原则)”。