1. The teacher allows the students to read aloud in class. (改为同义句)
The students read aloud in class the teacher.
2. I think they should choose where to go first. (改为否定句)
I they choose where to go first.
3. we, allowed, be, soccer, play, after, school, should, to (.) (连词成句)

1. are allowed to; by
2. don't think; should
3. We should be allowed to play soccer after school.

Ⅳ 语法选择。
Maggie used to say very little with others. One day, she found an old 1 outside her house. To 2 surprise, the book shone in the dark. “How strange! What is the book 3?” she asked her parents, but they had no idea.
That night, she started reading the book with her pet dog beside her. But she could hardly understand it. Just then, her dog started speaking, “4 interesting book you've found!” She couldn't believe it, 5 the dog continued telling her all kinds of interesting things. After some time, she asked, “So how can you be talking?” “I don't know.” said the dog.
Maggie 6 to find out the truth. So she showed the book to some other animals. All of them started talking with her 7 a friendly way, telling her some pretty interesting stories.
During the next several days, Maggie was having fun with her new friends. However, one day, the book disappeared and so did the “voices of the animals”. She 8 looked everywhere, but she couldn't find 9 the book was.
When she returned to school again, Maggie was surprised 10 most of her schoolmates special. Little by little, she started talking more to them. And now she has got more friends than anyone else in school.
1. A. dog B. book C. friend
2. A. she B. her C. hers
3. A. make B. make of C. made of
4. A. What B. What a C. What an
5. A. or B. but C. if
6. A. decides B. will decide C. decided
7. A. in B. at C. for
8. A. careful B. carefully C. care
9. A. where B. that C. what
10. A. finding B. find C. to find

1. B
2. B
3. C
4. C
5. B
6. C
7. A
8. B
9. A
10. C

1. 根据下文“the book shone in the dark”可知，此处指的是一本书。因此，正确答案是B（book）。
2. “to one’s surprise”是固定搭配，表示“令某人惊讶的是”。此处指的是Maggie，所以使用形容词性物主代词“her”。正确答案是B（her）。
3. “be made of”是固定短语，表示“由……制成”。此处询问书是由什么制成的，且根据语境，书已经被发现，所以使用过去分词“made of”作为后置定语。正确答案是C（made of）。
4. 这是一个感叹句，感叹的是一本书，book是可数名词单数，且interesting以元音音素开头，所以使用“What an”来引导。正确答案是C（What an）。
5. 根据语境，Maggie不敢相信狗会说话，但是狗确实在告诉她各种有趣的事情。此处表示转折关系，所以使用“but”。正确答案是B（but）。
6. 文章整体时态是一般过去时，此处也应用一般过去时，表示Maggie决定找出真相。正确答案是C（decided）。
7. “in a … way”是固定短语，表示“以……的方式”。此处指的是以友好的方式，所以使用“in”。正确答案是A（in）。
8. 此处修饰动词“looked”，所以使用副词“carefully”表示“仔细地”。正确答案是B（carefully）。
9. 根据语境，Maggie到处找那本书，但找不到它在哪里。此处是宾语从句，询问地点，所以使用“where”。正确答案是A（where）。
10. “be surprised to do sth.”是固定搭配，表示“惊讶于做某事”。此处指的是Maggie惊讶于发现大多数同学很特别，所以使用“to find”。正确答案是C（to find）。