It is generally said that man’s desire is hard _______.

Are you ________ of the mistakes you made in your final English test?

“流水线操作生产”、“多媒体教学”、“提倡低碳环保”。这些现象主要集中反映出科技革命（    ）

读图(阴影部分为黑夜)，回答下列各题。

--Could you tell me how I can get to the nearest park?
--______ down this street and turn left ______ the second crossing．