问题补充:
(·陕西高考)Let those in need that we will go all out to help them.
A. to understand
B. understand
C. understanding
D. understood
答案:
A. to understand
(答案→)B. understand
C. understanding
D. understood
解析:选B考查非谓语动词。句意:让那些需要帮助的人们明白我们会全力以赴去帮助他们。从整个句子结构来看,这是一个主从复合句,that引导的是宾语从句。let sb. do sth.意思是“让某人做某事”。故选B。