有这个结构
1.arrangement是名词,make是动词.
2.make arrangement to do sth.=arrange to do sth.
make arrangement to do sth
老师讲的对,动宾短语+不定式,表示去做。。。
安排;准备工作[P][(+for)]
We have already made arrangements for our vacation.
我们已经为假期作了安排。
make arrangement to do =make arrangement for doing =arrange to do
对头 我也是这么学的