We should ________ our friends for their support. They often help us during the hard time.

A ． be strict with B ． be thankful to C ． be angry with

答案

B

【详解】句意：我们应该感谢朋友们的支持。他们经常在困难时期帮助我们。

考查形容词短语。 be strict with 对 …… 严格； be thankful to 感谢 …… ； be angry with 对 …… 生气。根据 “They often help us during he hard time.” 可知，朋友在困难时期帮助我们，应是要感谢他们。故选 B 。