2-17. It iseasier to make a plan than carry it out.
问题描述:
2-17. It iseasier to make a plan than carry it out.
carry 错了应该改为 为什么~
答
.It is easier to make a plan than (to) carry it out
少了一个to,than用平行结构
前面是 to make a plan ,所以后面要是to) carry it out