股票被认为是良好的长期投资。

Stocks are regarded as good long-term ___investments.

这个账户要求至少1000美元的最低投资额。

The account requires a minimum ___investment of $1000.

如果我想管理我的投资，可以使用一个合适的计算机程序。

If I want to organize my ___investments, I can use a suitable computer program for it.