问题
选择题
__________ difficult the task may be, we will try our best to complete it in time.
A．Whatever
B．No wonder
C．Though
D．However
答案
答案：D
题目分析：考查让步状语从句：句意：无论这个任务多么困难，我们都会尽力及时完成的。However+adj/adv+主谓，whatever修饰名词，no wonder难怪，though虽然，选D。