multiple selection，get the key from the console by default

[wangzhiy]

When multiple selection，After running and before the selection appears。

• input enter , the first one will be selected and end。
• input left，all will selected

i guess this code has a problem of window
rv, _, e := readConsoleInput.Call(rr.stdio.In.Fd(), uintptr(unsafe.Pointer(ir)), 1, uintptr(unsafe.Pointer(&bytesRead)))