He had two operations to ______ torn ligaments in his left knee.

Choose the option A, B, C, or D that best fits the sentence.

Most viewers tend to skip through the ad ______.

He read very slowly and with frequent ______.

GIAI THICH CHI TIET VOI A

The origins of Halloween Halloween is celebrated in many parts of the (0)________ (WEST) world, and is a time when people dress up as witches or ghosts, and go "trick-or treating". It is (1) _________ (DOUBT) one of the most popular traditions in the United States and Britain. The celebration (2) _________(ORIGIN) about two thousand years ago with the Celts. These people were the (3) ________ (INHABIT) of an area that includes Britain, Ireland and Brittany. They relied on the land for their (4) _______ (LIVE),  and this meant that they were at the mercy of (5) ________ (PREDICT) weather conditions, especially during the winter. The Celtic new year began on 1st November, which also marked the beginning of winter, a period (6) _________ (TRADITION) associated with death. On the eve of the new year, it was believed that the barriers between the worlds of the living and the dead were (7) ________ (TEMPORARY) withdrawn, and it was possible to communicate with spirits. The Celts believed that the spirits offered them (8) ________ (GUIDE) and protection, and the Druids (Celtic priests) were (9) _________ (REPUTE) able to predict the future on this point. When the Roman completed their (10) ________ (CONQUER) of Celtic lands, they added their own flavour to this festival. The advent of Christianity brought about yet other changes.

viết 1 đoạn văn nêu cảm nghĩ của em về bài thơ Mẹ và Con của Xuân Quỳnh

Hãy đề xuất 1 phương án thí nghiệm xác định khối lượng riêng của xăng với cá dụng cụ: 2 bình chia độ trong đó 1 bình chứa nước và 1 bình chứa xăng ,1 cái bát nhỏ có thể thả nổi vào trong 2 bình trên.Cho rằng đã biết khối lượng riêng của nước