() 1. She is ______. (d r a a f i)
() 2. He is ______. (y p a p h)
() 3. The boy is ______. (g n r a y)
() 4. The girl is ______. (d s a)

1. B afraid
2. C happy
3. A angry
4. D sad

1. Linda ill. Her mother worried.
2. Tom and John very happy because they going to take a trip.
3. I angry with my brother. He lost my bag.
4. We afraid of snakes.

1. is, is
2. are, are
3. am
4. are

三 根据句意及首字母提示填单词。
1. Mary is because her pet dog is lost.
2. My parents are because my baby sister is ill.
3. His mother is because he often plays computer games.
4. There is a big dog in front of me. I am of it.
5. Lucy is because it's her birthday today.

【解析】：这是一道英语单词拼写题，需要根据句子的意思和首字母提示来填写合适的单词。题目考查的是对英语单词的理解和运用，以及根据上下文推测词义的能力。
1. 第一句中提到Mary的宠物狗丢了，所以她应该是“伤心的”。根据首字母s，可以确定单词是“sad”。
2. 第二句中提到我的父母很“担心”，因为我的小妹妹生病了。根据首字母w，可以确定单词是“worried”。
3. 第三句中提到他的母亲很“生气”，因为他经常玩电脑游戏。根据首字母a，可以确定单词是“angry”。
4. 第四句中提到我面前有一只大狗，所以我很“害怕”它。根据首字母a，可以确定单词是“afraid”。
5. 第五句中提到今天是Lucy的生日，所以她很“高兴”。根据首字母h，可以确定单词是“happy”。
【答案】：
1. sad
2. worried
3. angry
4. afraid
5. happy

四 连词成句。
1. is mother my now angry (.)
2. are happy very they (.)
3. girl is that worried (.)
4. the what's about story (?)

1. My mother is angry now.
2. They are very happy.
3. That girl is worried.
4. What's the story about?