Question

I    my resolutions and I make sure I will   keep them.

A．am sure, try my best	B．sure about, try my best to
C．am sure about, try my best	D．am sure about, try my best to

Answer 1

D

试题分析：be sure肯定，确信；be sure about确信某事，对……有把握；try one’s best to do sth尽力做某事。句意：我相信自己的决定，并且相信我能尽力实现它们。结合语境可知选D。