判断下列打引号的部分在句子中作什么成分
0 - 离问题结束还有 14 天 22 小时
判断下列打引号的部分在句子中作什么成分.
1.It is not easy “to enter a famous university”.
2.He hopes to “to enter a famous university”.
3.He works hard “to enter a famous university”.
4.He wants his son “to enter a famous university”.
5.He is the boy “to enter a famous university”.