Those gifts of rare books that were given to us were deeply _________
问题描述：
Those gifts of rare books that were given to us were deeply _________
This advertisement is directed mainly ______ young people in their early twenties.
1.in
2.on
3.from
4.at
答
选A.direct 和 in 搭配
direct vi.
1.指示,发指示；命令,发命令：
He is not directing in the company any longer.
他不再在公司主事了.