单词拼写
根据下列各句句意和空白之后的汉语提示词，在答题卡指定区域的横线上写出对应单词的正确形式，每空只写一词。
66. He was wearing dark glasses to ______(保护)his eyes from the sun.
67. We’ re looking forward to _______（收到）your letter as soon as possible.
68. I _______(通常)go to bed at 10:00 p.m., but I stayed up till 11:00 last night.
69. He was given a warm welcome on his _________(到达).
