欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

If you are looking for a ______, you can make it when it is on sale.

You are _________ to have such a good teacher.

______ came that he and his girlfriend had broken up just because he didn’t keep his ______ again.

Bill was doing a lot of physical exercise to build up his_________.

As we know, too much ________ to X?rays can cause skin burns, cancer or other damage to the body.

The manager of the company told us that very little ________ was made of the waste material in the past.

At the meeting they discussed three different __________ to the study of
mathematics.

—Can you help me with this problem?
—It's beyond my __________.I didn't work it out, either.

．Hundreds of people gave their lives in __________ of freedom.

Beijing Man used fire for cooking food and also for light, warmth and ________
wild beasts.